156620716

素因数分解:

$2^2\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{2801}}^1$

素因数の和:4809

約数の個数: 24

約数和(自身を含む): 313510176

約数和(自身を除く): 156889460

約数列:

[1, 2, 4, 7, 14, 28, 1997, 2801, 3994, 5602, 7988, 11204, 13979, 19607, 27958, 39214, 55916, 78428, 5593597, 11187194, 22374388, 39155179, 78310358, 156620716]

約数ペア:

[(1, 156620716), (2, 78310358), (4, 39155179), (7, 22374388), (14, 11187194), (28, 5593597), (1997, 78428), (2801, 55916), (3994, 39214), (5602, 27958), (7988, 19607), (11204, 13979)]