9919455

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 20106240

約数和(自身を除く): 10186785

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 43, 65, 91, 105, 129, 169, 195, 215, 273, 301, 455, 507, 559, 645, 845, 903, 1183, 1365, 1505, 1677, 2197, 2535, 2795, 3549, 3913, 4515, 5915, 6591, 7267, 8385, 10985, 11739, 15379, 17745, 19565, 21801, 32955, 36335, 46137, 50869, 58695, 76895, 94471, 109005, 152607, 230685, 254345, 283413, 472355, 661297, 763035, 1417065, 1983891, 3306485, 9919455]

約数ペア:

[(1, 9919455), (3, 3306485), (5, 1983891), (7, 1417065), (13, 763035), (15, 661297), (21, 472355), (35, 283413), (39, 254345), (43, 230685), (65, 152607), (91, 109005), (105, 94471), (129, 76895), (169, 58695), (195, 50869), (215, 46137), (273, 36335), (301, 32955), (455, 21801), (507, 19565), (559, 17745), (645, 15379), (845, 11739), (903, 10985), (1183, 8385), (1365, 7267), (1505, 6591), (1677, 5915), (2197, 4515), (2535, 3913), (2795, 3549)]