28041825

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1774

約数の個数: 48

約数和(自身を含む): 54726656

約数和(自身を除く): 26684831

約数列:

[1, 3, 5, 7, 15, 21, 25, 31, 35, 75, 93, 105, 155, 175, 217, 465, 525, 651, 775, 1085, 1723, 2325, 3255, 5169, 5425, 8615, 12061, 16275, 25845, 36183, 43075, 53413, 60305, 129225, 160239, 180915, 267065, 301525, 373891, 801195, 904575, 1121673, 1335325, 1869455, 4005975, 5608365, 9347275, 28041825]

約数ペア:

[(1, 28041825), (3, 9347275), (5, 5608365), (7, 4005975), (15, 1869455), (21, 1335325), (25, 1121673), (31, 904575), (35, 801195), (75, 373891), (93, 301525), (105, 267065), (155, 180915), (175, 160239), (217, 129225), (465, 60305), (525, 53413), (651, 43075), (775, 36183), (1085, 25845), (1723, 16275), (2325, 12061), (3255, 8615), (5169, 5425)]