28108166401

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6857}}^1$

素因数の和:6951

約数の個数: 64

約数和(自身を含む): 37526976000

約数和(自身を除く): 9418809599

約数列:

[1, 7, 17, 19, 37, 49, 119, 133, 259, 323, 343, 629, 703, 833, 931, 1813, 2261, 4403, 4921, 5831, 6517, 6857, 11951, 12691, 15827, 30821, 34447, 47999, 83657, 110789, 116569, 130283, 215747, 241129, 253709, 335993, 585599, 815983, 911981, 1775963, 2214811, 2351951, 4099193, 4313053, 4820471, 5711881, 6383867, 12431741, 15503677, 30191371, 33743297, 39983167, 44687069, 81948007, 87022187, 108525739, 211339597, 236203079, 573636049, 759680173, 1479377179, 1653421553, 4015452343, 28108166401]

約数ペア:

[(1, 28108166401), (7, 4015452343), (17, 1653421553), (19, 1479377179), (37, 759680173), (49, 573636049), (119, 236203079), (133, 211339597), (259, 108525739), (323, 87022187), (343, 81948007), (629, 44687069), (703, 39983167), (833, 33743297), (931, 30191371), (1813, 15503677), (2261, 12431741), (4403, 6383867), (4921, 5711881), (5831, 4820471), (6517, 4313053), (6857, 4099193), (11951, 2351951), (12691, 2214811), (15827, 1775963), (30821, 911981), (34447, 815983), (47999, 585599), (83657, 335993), (110789, 253709), (116569, 241129), (130283, 215747)]