28605815

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:527

約数の個数: 32

約数和(自身を含む): 41969664

約数和(自身を除く): 13363849

約数列:

[1, 5, 7, 17, 35, 85, 119, 131, 367, 595, 655, 917, 1835, 2227, 2569, 4585, 6239, 11135, 12845, 15589, 31195, 43673, 48077, 77945, 218365, 240385, 336539, 817309, 1682695, 4086545, 5721163, 28605815]

約数ペア:

[(1, 28605815), (5, 5721163), (7, 4086545), (17, 1682695), (35, 817309), (85, 336539), (119, 240385), (131, 218365), (367, 77945), (595, 48077), (655, 43673), (917, 31195), (1835, 15589), (2227, 12845), (2569, 11135), (4585, 6239)]