31543490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 48

約数和(自身を含む): 63201600

約数和(自身を除く): 31658110

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 131, 199, 242, 262, 398, 605, 655, 995, 1210, 1310, 1441, 1990, 2189, 2882, 4378, 7205, 10945, 14410, 15851, 21890, 24079, 26069, 31702, 48158, 52138, 79255, 120395, 130345, 158510, 240790, 260690, 286759, 573518, 1433795, 2867590, 3154349, 6308698, 15771745, 31543490]

約数ペア:

[(1, 31543490), (2, 15771745), (5, 6308698), (10, 3154349), (11, 2867590), (22, 1433795), (55, 573518), (110, 286759), (121, 260690), (131, 240790), (199, 158510), (242, 130345), (262, 120395), (398, 79255), (605, 52138), (655, 48158), (995, 31702), (1210, 26069), (1310, 24079), (1441, 21890), (1990, 15851), (2189, 14410), (2882, 10945), (4378, 7205)]