51281235

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3761}}^1$

素因数の和:3876

約数の個数: 32

約数和(自身を含む): 92093760

約数和(自身を除く): 40812525

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 909, 1515, 2727, 3761, 4545, 11283, 13635, 18805, 33849, 56415, 101547, 169245, 379861, 507735, 1139583, 1899305, 3418749, 5697915, 10256247, 17093745, 51281235]

約数ペア:

[(1, 51281235), (3, 17093745), (5, 10256247), (9, 5697915), (15, 3418749), (27, 1899305), (45, 1139583), (101, 507735), (135, 379861), (303, 169245), (505, 101547), (909, 56415), (1515, 33849), (2727, 18805), (3761, 13635), (4545, 11283)]