8490843921

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 128

約数和(自身を含む): 14509670400

約数和(自身を除く): 6018826479

約数列:

[1, 3, 7, 21, 23, 31, 49, 69, 71, 93, 147, 161, 163, 213, 217, 343, 483, 489, 497, 651, 713, 1029, 1127, 1141, 1491, 1519, 1633, 2139, 2201, 3381, 3423, 3479, 3749, 4557, 4899, 4991, 5053, 6603, 7889, 7987, 10437, 10633, 11247, 11431, 11573, 14973, 15159, 15407, 23667, 23961, 24353, 26243, 31899, 34293, 34719, 34937, 35371, 46221, 50623, 55909, 73059, 78729, 80017, 81011, 104811, 106113, 107849, 116219, 151869, 167727, 183701, 240051, 243033, 244559, 247597, 266179, 323547, 348657, 354361, 358763, 551103, 560119, 567077, 733677, 742791, 754943, 798537, 813533, 1063083, 1076289, 1285907, 1680357, 1701231, 1733179, 1863253, 2264829, 2440599, 2480527, 2511341, 3857721, 3969539, 5199537, 5589759, 5694731, 7441581, 7534023, 8251549, 11908617, 13042771, 17084193, 17363689, 17579387, 24754647, 39128313, 39863117, 52091067, 52738161, 57760843, 91299397, 119589351, 123055709, 173282529, 273898191, 369167127, 404325901, 1212977703, 2830281307, 8490843921]

約数ペア:

[(1, 8490843921), (3, 2830281307), (7, 1212977703), (21, 404325901), (23, 369167127), (31, 273898191), (49, 173282529), (69, 123055709), (71, 119589351), (93, 91299397), (147, 57760843), (161, 52738161), (163, 52091067), (213, 39863117), (217, 39128313), (343, 24754647), (483, 17579387), (489, 17363689), (497, 17084193), (651, 13042771), (713, 11908617), (1029, 8251549), (1127, 7534023), (1141, 7441581), (1491, 5694731), (1519, 5589759), (1633, 5199537), (2139, 3969539), (2201, 3857721), (3381, 2511341), (3423, 2480527), (3479, 2440599), (3749, 2264829), (4557, 1863253), (4899, 1733179), (4991, 1701231), (5053, 1680357), (6603, 1285907), (7889, 1076289), (7987, 1063083), (10437, 813533), (10633, 798537), (11247, 754943), (11431, 742791), (11573, 733677), (14973, 567077), (15159, 560119), (15407, 551103), (23667, 358763), (23961, 354361), (24353, 348657), (26243, 323547), (31899, 266179), (34293, 247597), (34719, 244559), (34937, 243033), (35371, 240051), (46221, 183701), (50623, 167727), (55909, 151869), (73059, 116219), (78729, 107849), (80017, 106113), (81011, 104811)]