221480652

素因数分解:

$2^2\times 3^1\times {\mathrm{131}}^1\times {\mathrm{140891}}^1$

素因数の和:141029

約数の個数: 24

約数和(自身を含む): 520736832

約数和(自身を除く): 299256180

約数列:

[1, 2, 3, 4, 6, 12, 131, 262, 393, 524, 786, 1572, 140891, 281782, 422673, 563564, 845346, 1690692, 18456721, 36913442, 55370163, 73826884, 110740326, 221480652]

約数ペア:

[(1, 221480652), (2, 110740326), (3, 73826884), (4, 55370163), (6, 36913442), (12, 18456721), (131, 1690692), (262, 845346), (393, 563564), (524, 422673), (786, 281782), (1572, 140891)]