1900388457

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{29669}}^1$

素因数の和:30333

約数の個数: 24

約数和(自身を含む): 2999280960

約数和(自身を除く): 1098892503

約数列:

[1, 3, 9, 11, 33, 99, 647, 1941, 5823, 7117, 21351, 29669, 64053, 89007, 267021, 326359, 979077, 2937231, 19195843, 57587529, 172762587, 211154273, 633462819, 1900388457]

約数ペア:

[(1, 1900388457), (3, 633462819), (9, 211154273), (11, 172762587), (33, 57587529), (99, 19195843), (647, 2937231), (1941, 979077), (5823, 326359), (7117, 267021), (21351, 89007), (29669, 64053)]