39473775

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 79213680

約数和(自身を除く): 39739905

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 41, 45, 55, 75, 99, 123, 165, 205, 225, 275, 369, 389, 451, 495, 615, 825, 1025, 1167, 1353, 1845, 1945, 2255, 2475, 3075, 3501, 4059, 4279, 5835, 6765, 9225, 9725, 11275, 12837, 15949, 17505, 20295, 21395, 29175, 33825, 38511, 47847, 64185, 79745, 87525, 101475, 106975, 143541, 175439, 192555, 239235, 320925, 398725, 526317, 717705, 877195, 962775, 1196175, 1578951, 2631585, 3588525, 4385975, 7894755, 13157925, 39473775]

約数ペア:

[(1, 39473775), (3, 13157925), (5, 7894755), (9, 4385975), (11, 3588525), (15, 2631585), (25, 1578951), (33, 1196175), (41, 962775), (45, 877195), (55, 717705), (75, 526317), (99, 398725), (123, 320925), (165, 239235), (205, 192555), (225, 175439), (275, 143541), (369, 106975), (389, 101475), (451, 87525), (495, 79745), (615, 64185), (825, 47847), (1025, 38511), (1167, 33825), (1353, 29175), (1845, 21395), (1945, 20295), (2255, 17505), (2475, 15949), (3075, 12837), (3501, 11275), (4059, 9725), (4279, 9225), (5835, 6765)]