25742853

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:463

約数の個数: 40

約数和(自身を含む): 41527200

約数和(自身を除く): 15784347

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 387, 389, 513, 817, 1161, 1167, 1539, 2451, 3483, 3501, 7353, 7391, 10503, 16727, 22059, 22173, 31509, 50181, 66177, 66519, 150543, 199557, 317813, 451629, 598671, 953439, 1354887, 2860317, 8580951, 25742853]

約数ペア:

[(1, 25742853), (3, 8580951), (9, 2860317), (19, 1354887), (27, 953439), (43, 598671), (57, 451629), (81, 317813), (129, 199557), (171, 150543), (387, 66519), (389, 66177), (513, 50181), (817, 31509), (1161, 22173), (1167, 22059), (1539, 16727), (2451, 10503), (3483, 7391), (3501, 7353)]