209901084

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{261071}}^1$

素因数の和:261145

約数の個数: 24

約数和(自身を含む): 497081088

約数和(自身を除く): 287180004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 261071, 522142, 783213, 1044284, 1566426, 3132852, 17491757, 34983514, 52475271, 69967028, 104950542, 209901084]

約数ペア:

[(1, 209901084), (2, 104950542), (3, 69967028), (4, 52475271), (6, 34983514), (12, 17491757), (67, 3132852), (134, 1566426), (201, 1044284), (268, 783213), (402, 522142), (804, 261071)]