205091715

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{2411}}^1$

素因数の和:2579

約数の個数: 32

約数和(自身を含む): 337602816

約数和(自身を除く): 132511101

約数列:

[1, 3, 5, 15, 53, 107, 159, 265, 321, 535, 795, 1605, 2411, 5671, 7233, 12055, 17013, 28355, 36165, 85065, 127783, 257977, 383349, 638915, 773931, 1289885, 1916745, 3869655, 13672781, 41018343, 68363905, 205091715]

約数ペア:

[(1, 205091715), (3, 68363905), (5, 41018343), (15, 13672781), (53, 3869655), (107, 1916745), (159, 1289885), (265, 773931), (321, 638915), (535, 383349), (795, 257977), (1605, 127783), (2411, 85065), (5671, 36165), (7233, 28355), (12055, 17013)]