217414210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{6359}}^1$

素因数の和:6642

約数の個数: 32

約数和(自身を含む): 423118080

約数和(自身を除く): 205703870

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 1315, 2630, 3419, 6359, 6838, 12718, 17095, 31795, 34190, 63590, 82667, 165334, 413335, 826670, 1672417, 3344834, 8362085, 16724170, 21741421, 43482842, 108707105, 217414210]

約数ペア:

[(1, 217414210), (2, 108707105), (5, 43482842), (10, 21741421), (13, 16724170), (26, 8362085), (65, 3344834), (130, 1672417), (263, 826670), (526, 413335), (1315, 165334), (2630, 82667), (3419, 63590), (6359, 34190), (6838, 31795), (12718, 17095)]