331348490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{431}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 677445120

約数和(自身を除く): 346096630

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 241, 290, 319, 431, 482, 638, 862, 1205, 1595, 2155, 2410, 2651, 3190, 4310, 4741, 5302, 6989, 9482, 12499, 13255, 13978, 23705, 24998, 26510, 34945, 47410, 62495, 69890, 76879, 103871, 124990, 137489, 153758, 207742, 274978, 384395, 519355, 687445, 768790, 1038710, 1142581, 1374890, 2285162, 3012259, 5712905, 6024518, 11425810, 15061295, 30122590, 33134849, 66269698, 165674245, 331348490]

約数ペア:

[(1, 331348490), (2, 165674245), (5, 66269698), (10, 33134849), (11, 30122590), (22, 15061295), (29, 11425810), (55, 6024518), (58, 5712905), (110, 3012259), (145, 2285162), (241, 1374890), (290, 1142581), (319, 1038710), (431, 768790), (482, 687445), (638, 519355), (862, 384395), (1205, 274978), (1595, 207742), (2155, 153758), (2410, 137489), (2651, 124990), (3190, 103871), (4310, 76879), (4741, 69890), (5302, 62495), (6989, 47410), (9482, 34945), (12499, 26510), (13255, 24998), (13978, 23705)]