15882720007

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{70327}}^1$

素因数の和:70771

約数の個数: 24

約数和(自身を含む): 20203827840

約数和(自身を除く): 4321107833

約数列:

[1, 7, 11, 49, 77, 419, 539, 2933, 4609, 20531, 32263, 70327, 225841, 492289, 773597, 3446023, 5415179, 29467013, 37906253, 206269091, 324137143, 1443883637, 2268960001, 15882720007]

約数ペア:

[(1, 15882720007), (7, 2268960001), (11, 1443883637), (49, 324137143), (77, 206269091), (419, 37906253), (539, 29467013), (2933, 5415179), (4609, 3446023), (20531, 773597), (32263, 492289), (70327, 225841)]