215211813

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{467}}^1\times {\mathrm{5297}}^1$

素因数の和:5796

約数の個数: 16

約数和(自身を含む): 297535680

約数和(自身を除く): 82323867

約数列:

[1, 3, 29, 87, 467, 1401, 5297, 13543, 15891, 40629, 153613, 460839, 2473699, 7421097, 71737271, 215211813]

約数ペア:

[(1, 215211813), (3, 71737271), (29, 7421097), (87, 2473699), (467, 460839), (1401, 153613), (5297, 40629), (13543, 15891)]