28533375

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1951}}^1$

素因数の和:1985

約数の個数: 48

約数和(自身を含む): 55421184

約数和(自身を除く): 26887809

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 195, 225, 325, 375, 585, 975, 1125, 1625, 1951, 2925, 4875, 5853, 9755, 14625, 17559, 25363, 29265, 48775, 76089, 87795, 126815, 146325, 228267, 243875, 380445, 438975, 634075, 731625, 1141335, 1902225, 2194875, 3170375, 5706675, 9511125, 28533375]

約数ペア:

[(1, 28533375), (3, 9511125), (5, 5706675), (9, 3170375), (13, 2194875), (15, 1902225), (25, 1141335), (39, 731625), (45, 634075), (65, 438975), (75, 380445), (117, 243875), (125, 228267), (195, 146325), (225, 126815), (325, 87795), (375, 76089), (585, 48775), (975, 29265), (1125, 25363), (1625, 17559), (1951, 14625), (2925, 9755), (4875, 5853)]