2017109255

素因数分解:

$5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{601}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 3005184000

約数和(自身を除く): 988074745

約数列:

[1, 5, 7, 19, 35, 49, 95, 103, 133, 245, 343, 515, 601, 665, 721, 931, 1715, 1957, 3005, 3605, 4207, 4655, 5047, 6517, 9785, 11419, 13699, 21035, 25235, 29449, 32585, 35329, 57095, 61903, 68495, 79933, 95893, 147245, 176645, 206143, 309515, 399665, 433321, 479465, 559531, 671251, 1030715, 1176157, 2166605, 2797655, 3033247, 3356255, 3916717, 5880785, 8233099, 15166235, 19583585, 21232729, 41165495, 57631693, 106163645, 288158465, 403421851, 2017109255]

約数ペア:

[(1, 2017109255), (5, 403421851), (7, 288158465), (19, 106163645), (35, 57631693), (49, 41165495), (95, 21232729), (103, 19583585), (133, 15166235), (245, 8233099), (343, 5880785), (515, 3916717), (601, 3356255), (665, 3033247), (721, 2797655), (931, 2166605), (1715, 1176157), (1957, 1030715), (3005, 671251), (3605, 559531), (4207, 479465), (4655, 433321), (5047, 399665), (6517, 309515), (9785, 206143), (11419, 176645), (13699, 147245), (21035, 95893), (25235, 79933), (29449, 68495), (32585, 61903), (35329, 57095)]