127783188

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1993}}^1$

素因数の和:2153

約数の個数: 72

約数和(自身を含む): 350569128

約数和(自身を除く): 222785940

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 137, 156, 234, 274, 411, 468, 548, 822, 1233, 1644, 1781, 1993, 2466, 3562, 3986, 4932, 5343, 5979, 7124, 7972, 10686, 11958, 16029, 17937, 21372, 23916, 25909, 32058, 35874, 51818, 64116, 71748, 77727, 103636, 155454, 233181, 273041, 310908, 466362, 546082, 819123, 932724, 1092164, 1638246, 2457369, 3276492, 3549533, 4914738, 7099066, 9829476, 10648599, 14198132, 21297198, 31945797, 42594396, 63891594, 127783188]

約数ペア:

[(1, 127783188), (2, 63891594), (3, 42594396), (4, 31945797), (6, 21297198), (9, 14198132), (12, 10648599), (13, 9829476), (18, 7099066), (26, 4914738), (36, 3549533), (39, 3276492), (52, 2457369), (78, 1638246), (117, 1092164), (137, 932724), (156, 819123), (234, 546082), (274, 466362), (411, 310908), (468, 273041), (548, 233181), (822, 155454), (1233, 103636), (1644, 77727), (1781, 71748), (1993, 64116), (2466, 51818), (3562, 35874), (3986, 32058), (4932, 25909), (5343, 23916), (5979, 21372), (7124, 17937), (7972, 16029), (10686, 11958)]