220149975

素因数分解:

$3^1\times 5^2\times {\mathrm{971}}^1\times {\mathrm{3023}}^1$

素因数の和:4007

約数の個数: 24

約数和(自身を含む): 364476672

約数和(自身を除く): 144326697

約数列:

[1, 3, 5, 15, 25, 75, 971, 2913, 3023, 4855, 9069, 14565, 15115, 24275, 45345, 72825, 75575, 226725, 2935333, 8805999, 14676665, 44029995, 73383325, 220149975]

約数ペア:

[(1, 220149975), (3, 73383325), (5, 44029995), (15, 14676665), (25, 8805999), (75, 2935333), (971, 226725), (2913, 75575), (3023, 72825), (4855, 45345), (9069, 24275), (14565, 15115)]