9901473477

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{189433}}^1$

素因数の和:189593

約数の個数: 32

約数和(自身を含む): 16003384320

約数和(自身を除く): 6101910843

約数列:

[1, 3, 7, 19, 21, 57, 131, 133, 393, 399, 917, 2489, 2751, 7467, 17423, 52269, 189433, 568299, 1326031, 3599227, 3978093, 10797681, 24815723, 25194589, 74447169, 75583767, 173710061, 471498737, 521130183, 1414496211, 3300491159, 9901473477]

約数ペア:

[(1, 9901473477), (3, 3300491159), (7, 1414496211), (19, 521130183), (21, 471498737), (57, 173710061), (131, 75583767), (133, 74447169), (393, 25194589), (399, 24815723), (917, 10797681), (2489, 3978093), (2751, 3599227), (7467, 1326031), (17423, 568299), (52269, 189433)]