201219655

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4969}}^1$

素因数の和:5083

約数の個数: 32

約数和(自身を含む): 300585600

約数和(自身を除く): 99365945

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 4969, 5785, 8099, 24845, 34783, 40495, 64597, 173915, 322985, 442241, 452179, 2211205, 2260895, 3095687, 5749133, 15478435, 28745665, 40243931, 201219655]

約数ペア:

[(1, 201219655), (5, 40243931), (7, 28745665), (13, 15478435), (35, 5749133), (65, 3095687), (89, 2260895), (91, 2211205), (445, 452179), (455, 442241), (623, 322985), (1157, 173915), (3115, 64597), (4969, 40495), (5785, 34783), (8099, 24845)]