42210475

素因数分解:

$5^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 53969760

約数和(自身を除く): 11759285

約数列:

[1, 5, 25, 61, 89, 305, 311, 445, 1525, 1555, 2225, 5429, 7775, 18971, 27145, 27679, 94855, 135725, 138395, 474275, 691975, 1688419, 8442095, 42210475]

約数ペア:

[(1, 42210475), (5, 8442095), (25, 1688419), (61, 691975), (89, 474275), (305, 138395), (311, 135725), (445, 94855), (1525, 27679), (1555, 27145), (2225, 18971), (5429, 7775)]