256721101269

素因数分解:

$3^1\times {\mathrm{293}}^1\times {\mathrm{311}}^1\times {\mathrm{503}}^1\times {\mathrm{1867}}^1$

素因数の和:2977

約数の個数: 32

約数和(自身を含む): 345437374464

約数和(自身を除く): 88716273195

約数列:

[1, 3, 293, 311, 503, 879, 933, 1509, 1867, 5601, 91123, 147379, 156433, 273369, 442137, 469299, 547031, 580637, 939101, 1641093, 1741911, 2817303, 45834869, 137504607, 170126641, 275156593, 292060411, 510379923, 825469779, 876181233, 85573700423, 256721101269]

約数ペア:

[(1, 256721101269), (3, 85573700423), (293, 876181233), (311, 825469779), (503, 510379923), (879, 292060411), (933, 275156593), (1509, 170126641), (1867, 137504607), (5601, 45834869), (91123, 2817303), (147379, 1741911), (156433, 1641093), (273369, 939101), (442137, 580637), (469299, 547031)]