421376715

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{51169}}^1$

素因数の和:51244

約数の個数: 32

約数和(自身を含む): 761409600

約数和(自身を除く): 340032885

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 8235, 51169, 153507, 255845, 460521, 767535, 1381563, 2302605, 3121309, 6907815, 9363927, 15606545, 28091781, 46819635, 84275343, 140458905, 421376715]

約数ペア:

[(1, 421376715), (3, 140458905), (5, 84275343), (9, 46819635), (15, 28091781), (27, 15606545), (45, 9363927), (61, 6907815), (135, 3121309), (183, 2302605), (305, 1381563), (549, 767535), (915, 460521), (1647, 255845), (2745, 153507), (8235, 51169)]