289808418

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 96

約数和(自身を含む): 662219712

約数和(自身を除く): 372411294

約数列:

[1, 2, 3, 6, 17, 23, 34, 41, 46, 51, 69, 82, 102, 123, 131, 138, 246, 262, 391, 393, 529, 697, 782, 786, 943, 1058, 1173, 1394, 1587, 1886, 2091, 2227, 2346, 2829, 3013, 3174, 4182, 4454, 5371, 5658, 6026, 6681, 8993, 9039, 10742, 13362, 16031, 16113, 17986, 18078, 21689, 26979, 32062, 32226, 43378, 48093, 51221, 53958, 65067, 69299, 91307, 96186, 102442, 123533, 130134, 138598, 153663, 182614, 207897, 247066, 273921, 307326, 368713, 370599, 415794, 547842, 737426, 741198, 1106139, 1178083, 2100061, 2212278, 2356166, 2841259, 3534249, 4200122, 5682518, 6300183, 7068498, 8523777, 12600366, 17047554, 48301403, 96602806, 144904209, 289808418]

約数ペア:

[(1, 289808418), (2, 144904209), (3, 96602806), (6, 48301403), (17, 17047554), (23, 12600366), (34, 8523777), (41, 7068498), (46, 6300183), (51, 5682518), (69, 4200122), (82, 3534249), (102, 2841259), (123, 2356166), (131, 2212278), (138, 2100061), (246, 1178083), (262, 1106139), (391, 741198), (393, 737426), (529, 547842), (697, 415794), (782, 370599), (786, 368713), (943, 307326), (1058, 273921), (1173, 247066), (1394, 207897), (1587, 182614), (1886, 153663), (2091, 138598), (2227, 130134), (2346, 123533), (2829, 102442), (3013, 96186), (3174, 91307), (4182, 69299), (4454, 65067), (5371, 53958), (5658, 51221), (6026, 48093), (6681, 43378), (8993, 32226), (9039, 32062), (10742, 26979), (13362, 21689), (16031, 18078), (16113, 17986)]