48751521

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 82583424

約数和(自身を除く): 33831903

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 97, 147, 263, 273, 291, 637, 679, 789, 1261, 1841, 1911, 2037, 3419, 3783, 4753, 5523, 8827, 10257, 12887, 14259, 23933, 25511, 26481, 38661, 61789, 71799, 76533, 167531, 178577, 185367, 331643, 502593, 535731, 994929, 1250039, 2321501, 3750117, 6964503, 16250507, 48751521]

約数ペア:

[(1, 48751521), (3, 16250507), (7, 6964503), (13, 3750117), (21, 2321501), (39, 1250039), (49, 994929), (91, 535731), (97, 502593), (147, 331643), (263, 185367), (273, 178577), (291, 167531), (637, 76533), (679, 71799), (789, 61789), (1261, 38661), (1841, 26481), (1911, 25511), (2037, 23933), (3419, 14259), (3783, 12887), (4753, 10257), (5523, 8827)]