40644331

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 55655424

約数和(自身を除く): 15011093

約数列:

[1, 7, 13, 17, 43, 47, 91, 119, 169, 221, 301, 329, 559, 611, 731, 799, 1183, 1547, 2021, 2873, 3913, 4277, 5117, 5593, 7267, 7943, 9503, 10387, 14147, 20111, 26273, 34357, 50869, 55601, 66521, 72709, 123539, 135031, 183911, 240499, 341549, 446641, 864773, 945217, 2390843, 3126487, 5806333, 40644331]

約数ペア:

[(1, 40644331), (7, 5806333), (13, 3126487), (17, 2390843), (43, 945217), (47, 864773), (91, 446641), (119, 341549), (169, 240499), (221, 183911), (301, 135031), (329, 123539), (559, 72709), (611, 66521), (731, 55601), (799, 50869), (1183, 34357), (1547, 26273), (2021, 20111), (2873, 14147), (3913, 10387), (4277, 9503), (5117, 7943), (5593, 7267)]