31748475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1327}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 59281920

約数和(自身を除く): 27533445

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 435, 725, 825, 957, 1327, 1595, 2175, 3981, 4785, 6635, 7975, 14597, 19905, 23925, 33175, 38483, 43791, 72985, 99525, 115449, 192415, 218955, 364925, 423313, 577245, 962075, 1094775, 1269939, 2116565, 2886225, 6349695, 10582825, 31748475]

約数ペア:

[(1, 31748475), (3, 10582825), (5, 6349695), (11, 2886225), (15, 2116565), (25, 1269939), (29, 1094775), (33, 962075), (55, 577245), (75, 423313), (87, 364925), (145, 218955), (165, 192415), (275, 115449), (319, 99525), (435, 72985), (725, 43791), (825, 38483), (957, 33175), (1327, 23925), (1595, 19905), (2175, 14597), (3981, 7975), (4785, 6635)]