213218385

素因数分解:

$3^1\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{13681}}^1$

素因数の和:14728

約数の個数: 16

約数和(自身を含む): 341502720

約数和(自身を除く): 128284335

約数列:

[1, 3, 5, 15, 1039, 3117, 5195, 13681, 15585, 41043, 68405, 205215, 14214559, 42643677, 71072795, 213218385]

約数ペア:

[(1, 213218385), (3, 71072795), (5, 42643677), (15, 14214559), (1039, 205215), (3117, 68405), (5195, 41043), (13681, 15585)]