81538116

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{1109}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 208111680

約数和(自身を除く): 126573564

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 557, 1109, 1114, 1671, 2218, 2228, 3327, 3342, 4436, 6127, 6654, 6684, 12199, 12254, 13308, 18381, 24398, 24508, 36597, 36762, 48796, 73194, 73524, 146388, 617713, 1235426, 1853139, 2470852, 3706278, 6794843, 7412556, 13589686, 20384529, 27179372, 40769058, 81538116]

約数ペア:

[(1, 81538116), (2, 40769058), (3, 27179372), (4, 20384529), (6, 13589686), (11, 7412556), (12, 6794843), (22, 3706278), (33, 2470852), (44, 1853139), (66, 1235426), (132, 617713), (557, 146388), (1109, 73524), (1114, 73194), (1671, 48796), (2218, 36762), (2228, 36597), (3327, 24508), (3342, 24398), (4436, 18381), (6127, 13308), (6654, 12254), (6684, 12199)]