211273805

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{4649}}^1$

素因数の和:4864

約数の個数: 16

約数和(自身を含む): 259470000

約数和(自身を除く): 48196195

約数列:

[1, 5, 61, 149, 305, 745, 4649, 9089, 23245, 45445, 283589, 692701, 1417945, 3463505, 42254761, 211273805]

約数ペア:

[(1, 211273805), (5, 42254761), (61, 3463505), (149, 1417945), (305, 692701), (745, 283589), (4649, 45445), (9089, 23245)]