28145238

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{18541}}^1$

素因数の和:18580

約数の個数: 32

約数和(自身を含む): 64081152

約数和(自身を除く): 35935914

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 18541, 37082, 55623, 111246, 203951, 407902, 426443, 611853, 852886, 1223706, 1279329, 2558658, 4690873, 9381746, 14072619, 28145238]

約数ペア:

[(1, 28145238), (2, 14072619), (3, 9381746), (6, 4690873), (11, 2558658), (22, 1279329), (23, 1223706), (33, 852886), (46, 611853), (66, 426443), (69, 407902), (138, 203951), (253, 111246), (506, 55623), (759, 37082), (1518, 18541)]