9997625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{661}}^1$

素因数の和:698

約数の個数: 24

約数和(自身を含む): 13735176

約数和(自身を除く): 3737551

約数列:

[1, 5, 11, 25, 55, 121, 125, 275, 605, 661, 1375, 3025, 3305, 7271, 15125, 16525, 36355, 79981, 82625, 181775, 399905, 908875, 1999525, 9997625]

約数ペア:

[(1, 9997625), (5, 1999525), (11, 908875), (25, 399905), (55, 181775), (121, 82625), (125, 79981), (275, 36355), (605, 16525), (661, 15125), (1375, 7271), (3025, 3305)]