904238721

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 1549836288

約数和(自身を除く): 645597567

約数列:

[1, 3, 9, 17, 23, 27, 31, 51, 69, 81, 93, 153, 207, 243, 279, 307, 391, 459, 527, 621, 713, 837, 921, 1173, 1377, 1581, 1863, 2139, 2511, 2763, 3519, 4131, 4743, 5219, 5589, 6417, 7061, 7533, 8289, 9517, 10557, 12121, 14229, 15657, 19251, 21183, 24867, 28551, 31671, 36363, 42687, 46971, 57753, 63549, 74601, 85653, 95013, 109089, 120037, 128061, 140913, 161789, 173259, 190647, 218891, 256959, 327267, 360111, 422739, 485367, 571941, 656673, 770877, 981801, 1080333, 1268217, 1456101, 1715823, 1970019, 2312631, 2945403, 3240999, 3721147, 4368303, 5910057, 9722997, 11163441, 13104909, 17730171, 29168991, 33490323, 39314727, 53190513, 100470969, 301412907, 904238721]

約数ペア:

[(1, 904238721), (3, 301412907), (9, 100470969), (17, 53190513), (23, 39314727), (27, 33490323), (31, 29168991), (51, 17730171), (69, 13104909), (81, 11163441), (93, 9722997), (153, 5910057), (207, 4368303), (243, 3721147), (279, 3240999), (307, 2945403), (391, 2312631), (459, 1970019), (527, 1715823), (621, 1456101), (713, 1268217), (837, 1080333), (921, 981801), (1173, 770877), (1377, 656673), (1581, 571941), (1863, 485367), (2139, 422739), (2511, 360111), (2763, 327267), (3519, 256959), (4131, 218891), (4743, 190647), (5219, 173259), (5589, 161789), (6417, 140913), (7061, 128061), (7533, 120037), (8289, 109089), (9517, 95013), (10557, 85653), (12121, 74601), (14229, 63549), (15657, 57753), (19251, 46971), (21183, 42687), (24867, 36363), (28551, 31671)]