40651641

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 65729664

約数和(自身を除く): 25078023

約数列:

[1, 3, 9, 17, 37, 43, 51, 111, 129, 153, 167, 333, 387, 501, 629, 731, 1503, 1591, 1887, 2193, 2839, 4773, 5661, 6179, 6579, 7181, 8517, 14319, 18537, 21543, 25551, 27047, 55611, 64629, 81141, 105043, 122077, 243423, 265697, 315129, 366231, 797091, 945387, 1098693, 2391273, 4516849, 13550547, 40651641]

約数ペア:

[(1, 40651641), (3, 13550547), (9, 4516849), (17, 2391273), (37, 1098693), (43, 945387), (51, 797091), (111, 366231), (129, 315129), (153, 265697), (167, 243423), (333, 122077), (387, 105043), (501, 81141), (629, 64629), (731, 55611), (1503, 27047), (1591, 25551), (1887, 21543), (2193, 18537), (2839, 14319), (4773, 8517), (5661, 7181), (6179, 6579)]