51730308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1993}}^1$

素因数の和:2113

約数の個数: 72

約数和(自身を含む): 150969728

約数和(自身を除く): 99239420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 103, 126, 206, 252, 309, 412, 618, 721, 927, 1236, 1442, 1854, 1993, 2163, 2884, 3708, 3986, 4326, 5979, 6489, 7972, 8652, 11958, 12978, 13951, 17937, 23916, 25956, 27902, 35874, 41853, 55804, 71748, 83706, 125559, 167412, 205279, 251118, 410558, 502236, 615837, 821116, 1231674, 1436953, 1847511, 2463348, 2873906, 3695022, 4310859, 5747812, 7390044, 8621718, 12932577, 17243436, 25865154, 51730308]

約数ペア:

[(1, 51730308), (2, 25865154), (3, 17243436), (4, 12932577), (6, 8621718), (7, 7390044), (9, 5747812), (12, 4310859), (14, 3695022), (18, 2873906), (21, 2463348), (28, 1847511), (36, 1436953), (42, 1231674), (63, 821116), (84, 615837), (103, 502236), (126, 410558), (206, 251118), (252, 205279), (309, 167412), (412, 125559), (618, 83706), (721, 71748), (927, 55804), (1236, 41853), (1442, 35874), (1854, 27902), (1993, 25956), (2163, 23916), (2884, 17937), (3708, 13951), (3986, 12978), (4326, 11958), (5979, 8652), (6489, 7972)]