217868886

素因数分解:

$2^1\times 3^3\times {\mathrm{79}}^1\times {\mathrm{51071}}^1$

素因数の和:51161

約数の個数: 32

約数和(自身を含む): 490291200

約数和(自身を除く): 272422314

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 158, 237, 474, 711, 1422, 2133, 4266, 51071, 102142, 153213, 306426, 459639, 919278, 1378917, 2757834, 4034609, 8069218, 12103827, 24207654, 36311481, 72622962, 108934443, 217868886]

約数ペア:

[(1, 217868886), (2, 108934443), (3, 72622962), (6, 36311481), (9, 24207654), (18, 12103827), (27, 8069218), (54, 4034609), (79, 2757834), (158, 1378917), (237, 919278), (474, 459639), (711, 306426), (1422, 153213), (2133, 102142), (4266, 51071)]