211326510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163819}}^1$

素因数の和:163872

約数の個数: 32

約数和(自身を含む): 518981760

約数和(自身を除く): 307655250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 163819, 327638, 491457, 819095, 982914, 1638190, 2457285, 4914570, 7044217, 14088434, 21132651, 35221085, 42265302, 70442170, 105663255, 211326510]

約数ペア:

[(1, 211326510), (2, 105663255), (3, 70442170), (5, 42265302), (6, 35221085), (10, 21132651), (15, 14088434), (30, 7044217), (43, 4914570), (86, 2457285), (129, 1638190), (215, 982914), (258, 819095), (430, 491457), (645, 327638), (1290, 163819)]