201075215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{821}}^1$

素因数の和:971

約数の個数: 32

約数和(自身を含む): 271536192

約数和(自身を除く): 70460977

約数列:

[1, 5, 11, 55, 61, 73, 305, 365, 671, 803, 821, 3355, 4015, 4105, 4453, 9031, 22265, 45155, 48983, 50081, 59933, 244915, 250405, 299665, 550891, 659263, 2754455, 3296315, 3655913, 18279565, 40215043, 201075215]

約数ペア:

[(1, 201075215), (5, 40215043), (11, 18279565), (55, 3655913), (61, 3296315), (73, 2754455), (305, 659263), (365, 550891), (671, 299665), (803, 250405), (821, 244915), (3355, 59933), (4015, 50081), (4105, 48983), (4453, 45155), (9031, 22265)]