42888915

素因数分解:

$3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4517}}^1$

素因数の和:4739

約数の個数: 24

約数和(自身を含む): 74709648

約数和(自身を除く): 31820733

約数列:

[1, 3, 5, 9, 15, 45, 211, 633, 1055, 1899, 3165, 4517, 9495, 13551, 22585, 40653, 67755, 203265, 953087, 2859261, 4765435, 8577783, 14296305, 42888915]

約数ペア:

[(1, 42888915), (3, 14296305), (5, 8577783), (9, 4765435), (15, 2859261), (45, 953087), (211, 203265), (633, 67755), (1055, 40653), (1899, 22585), (3165, 13551), (4517, 9495)]