63617775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{919}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 114992640

約数和(自身を除く): 51374865

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 919, 923, 975, 1065, 1775, 2757, 2769, 4595, 4615, 5325, 11947, 13785, 13845, 22975, 23075, 35841, 59735, 65249, 68925, 69225, 179205, 195747, 298675, 326245, 848237, 896025, 978735, 1631225, 2544711, 4241185, 4893675, 12723555, 21205925, 63617775]

約数ペア:

[(1, 63617775), (3, 21205925), (5, 12723555), (13, 4893675), (15, 4241185), (25, 2544711), (39, 1631225), (65, 978735), (71, 896025), (75, 848237), (195, 326245), (213, 298675), (325, 195747), (355, 179205), (919, 69225), (923, 68925), (975, 65249), (1065, 59735), (1775, 35841), (2757, 23075), (2769, 22975), (4595, 13845), (4615, 13785), (5325, 11947)]