31559956

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{1187}}^1$

素因数の和:1248

約数の個数: 36

約数和(自身を含む): 61272288

約数和(自身を除く): 29712332

約数列:

[1, 2, 4, 17, 23, 34, 46, 68, 92, 289, 391, 578, 782, 1156, 1187, 1564, 2374, 4748, 6647, 13294, 20179, 26588, 27301, 40358, 54602, 80716, 109204, 343043, 464117, 686086, 928234, 1372172, 1856468, 7889989, 15779978, 31559956]

約数ペア:

[(1, 31559956), (2, 15779978), (4, 7889989), (17, 1856468), (23, 1372172), (34, 928234), (46, 686086), (68, 464117), (92, 343043), (289, 109204), (391, 80716), (578, 54602), (782, 40358), (1156, 27301), (1187, 26588), (1564, 20179), (2374, 13294), (4748, 6647)]