7823475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 15958800

約数和(自身を除く): 8135325

約数列:

[1, 3, 5, 9, 11, 15, 25, 29, 33, 45, 55, 75, 87, 99, 109, 145, 165, 225, 261, 275, 319, 327, 435, 495, 545, 725, 825, 957, 981, 1199, 1305, 1595, 1635, 2175, 2475, 2725, 2871, 3161, 3597, 4785, 4905, 5995, 6525, 7975, 8175, 9483, 10791, 14355, 15805, 17985, 23925, 24525, 28449, 29975, 34771, 47415, 53955, 71775, 79025, 89925, 104313, 142245, 173855, 237075, 269775, 312939, 521565, 711225, 869275, 1564695, 2607825, 7823475]

約数ペア:

[(1, 7823475), (3, 2607825), (5, 1564695), (9, 869275), (11, 711225), (15, 521565), (25, 312939), (29, 269775), (33, 237075), (45, 173855), (55, 142245), (75, 104313), (87, 89925), (99, 79025), (109, 71775), (145, 53955), (165, 47415), (225, 34771), (261, 29975), (275, 28449), (319, 24525), (327, 23925), (435, 17985), (495, 15805), (545, 14355), (725, 10791), (825, 9483), (957, 8175), (981, 7975), (1199, 6525), (1305, 5995), (1595, 4905), (1635, 4785), (2175, 3597), (2475, 3161), (2725, 2871)]