131323155

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{2339}}^1$

素因数の和:2563

約数の個数: 32

約数和(自身を含む): 222393600

約数和(自身を除く): 91070445

約数列:

[1, 3, 5, 15, 19, 57, 95, 197, 285, 591, 985, 2339, 2955, 3743, 7017, 11229, 11695, 18715, 35085, 44441, 56145, 133323, 222205, 460783, 666615, 1382349, 2303915, 6911745, 8754877, 26264631, 43774385, 131323155]

約数ペア:

[(1, 131323155), (3, 43774385), (5, 26264631), (15, 8754877), (19, 6911745), (57, 2303915), (95, 1382349), (197, 666615), (285, 460783), (591, 222205), (985, 133323), (2339, 56145), (2955, 44441), (3743, 35085), (7017, 18715), (11229, 11695)]