28616637

素因数分解:

$3^1\times 7^2\times {\mathrm{194671}}^1$

素因数の和:194688

約数の個数: 12

約数和(自身を含む): 44385216

約数和(自身を除く): 15768579

約数列:

[1, 3, 7, 21, 49, 147, 194671, 584013, 1362697, 4088091, 9538879, 28616637]

約数ペア:

[(1, 28616637), (3, 9538879), (7, 4088091), (21, 1362697), (49, 584013), (147, 194671)]