217033985

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 324445824

約数和(自身を除く): 107411839

約数列:

[1, 5, 7, 17, 35, 49, 85, 107, 119, 245, 487, 535, 595, 749, 833, 1819, 2435, 3409, 3745, 4165, 5243, 8279, 9095, 12733, 17045, 23863, 26215, 41395, 52109, 57953, 63665, 89131, 119315, 260545, 289765, 364763, 405671, 445655, 885853, 1823815, 2028355, 2553341, 4429265, 6200971, 12766705, 31004855, 43406797, 217033985]

約数ペア:

[(1, 217033985), (5, 43406797), (7, 31004855), (17, 12766705), (35, 6200971), (49, 4429265), (85, 2553341), (107, 2028355), (119, 1823815), (245, 885853), (487, 445655), (535, 405671), (595, 364763), (749, 289765), (833, 260545), (1819, 119315), (2435, 89131), (3409, 63665), (3745, 57953), (4165, 52109), (5243, 41395), (8279, 26215), (9095, 23863), (12733, 17045)]