28130570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{613}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 54773712

約数和(自身を除く): 26643142

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 353, 613, 706, 1226, 1765, 3065, 3530, 4589, 6130, 7969, 9178, 15938, 22945, 39845, 45890, 79690, 216389, 432778, 1081945, 2163890, 2813057, 5626114, 14065285, 28130570]

約数ペア:

[(1, 28130570), (2, 14065285), (5, 5626114), (10, 2813057), (13, 2163890), (26, 1081945), (65, 432778), (130, 216389), (353, 79690), (613, 45890), (706, 39845), (1226, 22945), (1765, 15938), (3065, 9178), (3530, 7969), (4589, 6130)]