18453825

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:736

約数の個数: 60

約数和(自身を含む): 36864828

約数和(自身を除く): 18411003

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 701, 975, 1053, 1755, 2025, 2103, 2925, 3505, 5265, 6309, 8775, 9113, 10515, 17525, 18927, 26325, 27339, 31545, 45565, 52575, 56781, 82017, 94635, 136695, 157725, 227825, 246051, 283905, 410085, 473175, 683475, 738153, 1230255, 1419525, 2050425, 3690765, 6151275, 18453825]

約数ペア:

[(1, 18453825), (3, 6151275), (5, 3690765), (9, 2050425), (13, 1419525), (15, 1230255), (25, 738153), (27, 683475), (39, 473175), (45, 410085), (65, 283905), (75, 246051), (81, 227825), (117, 157725), (135, 136695), (195, 94635), (225, 82017), (325, 56781), (351, 52575), (405, 45565), (585, 31545), (675, 27339), (701, 26325), (975, 18927), (1053, 17525), (1755, 10515), (2025, 9113), (2103, 8775), (2925, 6309), (3505, 5265)]