31868590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{5701}}^1$

素因数の和:5764

約数の個数: 32

約数和(自身を含む): 63223776

約数和(自身を除く): 31355186

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 5701, 11402, 28505, 57010, 74113, 148226, 245143, 370565, 490286, 741130, 1225715, 2451430, 3186859, 6373718, 15934295, 31868590]

約数ペア:

[(1, 31868590), (2, 15934295), (5, 6373718), (10, 3186859), (13, 2451430), (26, 1225715), (43, 741130), (65, 490286), (86, 370565), (130, 245143), (215, 148226), (430, 74113), (559, 57010), (1118, 28505), (2795, 11402), (5590, 5701)]