51366015

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 97044480

約数和(自身を除く): 45678465

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 71, 115, 135, 207, 213, 233, 345, 355, 621, 639, 699, 1035, 1065, 1165, 1633, 1917, 2097, 3105, 3195, 3495, 4899, 5359, 6291, 8165, 9585, 10485, 14697, 16077, 16543, 24495, 26795, 31455, 44091, 48231, 49629, 73485, 80385, 82715, 144693, 148887, 220455, 241155, 248145, 380489, 446661, 723465, 744435, 1141467, 1902445, 2233305, 3424401, 5707335, 10273203, 17122005, 51366015]

約数ペア:

[(1, 51366015), (3, 17122005), (5, 10273203), (9, 5707335), (15, 3424401), (23, 2233305), (27, 1902445), (45, 1141467), (69, 744435), (71, 723465), (115, 446661), (135, 380489), (207, 248145), (213, 241155), (233, 220455), (345, 148887), (355, 144693), (621, 82715), (639, 80385), (699, 73485), (1035, 49629), (1065, 48231), (1165, 44091), (1633, 31455), (1917, 26795), (2097, 24495), (3105, 16543), (3195, 16077), (3495, 14697), (4899, 10485), (5359, 9585), (6291, 8165)]