87681990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{265703}}^1$

素因数の和:265724

約数の個数: 32

約数和(自身を含む): 229568256

約数和(自身を除く): 141886266

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 265703, 531406, 797109, 1328515, 1594218, 2657030, 2922733, 3985545, 5845466, 7971090, 8768199, 14613665, 17536398, 29227330, 43840995, 87681990]

約数ペア:

[(1, 87681990), (2, 43840995), (3, 29227330), (5, 17536398), (6, 14613665), (10, 8768199), (11, 7971090), (15, 5845466), (22, 3985545), (30, 2922733), (33, 2657030), (55, 1594218), (66, 1328515), (110, 797109), (165, 531406), (330, 265703)]