221287716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{472837}}^1$

素因数の和:472860

約数の個数: 36

約数和(自身を含む): 602395612

約数和(自身を除く): 381107896

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 472837, 945674, 1418511, 1891348, 2837022, 4255533, 5674044, 6146881, 8511066, 12293762, 17022132, 18440643, 24587524, 36881286, 55321929, 73762572, 110643858, 221287716]

約数ペア:

[(1, 221287716), (2, 110643858), (3, 73762572), (4, 55321929), (6, 36881286), (9, 24587524), (12, 18440643), (13, 17022132), (18, 12293762), (26, 8511066), (36, 6146881), (39, 5674044), (52, 4255533), (78, 2837022), (117, 1891348), (156, 1418511), (234, 945674), (468, 472837)]