7172529

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 48

約数和(自身を含む): 12367872

約数和(自身を除く): 5195343

約数列:

[1, 3, 7, 13, 21, 39, 43, 47, 91, 129, 141, 169, 273, 301, 329, 507, 559, 611, 903, 987, 1183, 1677, 1833, 2021, 3549, 3913, 4277, 6063, 7267, 7943, 11739, 12831, 14147, 21801, 23829, 26273, 42441, 50869, 55601, 78819, 152607, 166803, 183911, 341549, 551733, 1024647, 2390843, 7172529]

約数ペア:

[(1, 7172529), (3, 2390843), (7, 1024647), (13, 551733), (21, 341549), (39, 183911), (43, 166803), (47, 152607), (91, 78819), (129, 55601), (141, 50869), (169, 42441), (273, 26273), (301, 23829), (329, 21801), (507, 14147), (559, 12831), (611, 11739), (903, 7943), (987, 7267), (1183, 6063), (1677, 4277), (1833, 3913), (2021, 3549)]