16215657

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{421}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 22322112

約数和(自身を除く): 6106455

約数列:

[1, 3, 37, 111, 347, 421, 1041, 1263, 12839, 15577, 38517, 46731, 146087, 438261, 5405219, 16215657]

約数ペア:

[(1, 16215657), (3, 5405219), (37, 438261), (111, 146087), (347, 46731), (421, 38517), (1041, 15577), (1263, 12839)]