28291515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3691}}^1$

素因数の和:3779

約数の個数: 32

約数和(自身を含む): 52455936

約数和(自身を除く): 24164421

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 3691, 7665, 11073, 18455, 25837, 55365, 77511, 129185, 269443, 387555, 808329, 1347215, 1886101, 4041645, 5658303, 9430505, 28291515]

約数ペア:

[(1, 28291515), (3, 9430505), (5, 5658303), (7, 4041645), (15, 1886101), (21, 1347215), (35, 808329), (73, 387555), (105, 269443), (219, 129185), (365, 77511), (511, 55365), (1095, 25837), (1533, 18455), (2555, 11073), (3691, 7665)]