1381772

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{809}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 2812320

約数和(自身を除く): 1430548

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 809, 854, 1618, 1708, 3236, 5663, 11326, 22652, 49349, 98698, 197396, 345443, 690886, 1381772]

約数ペア:

[(1, 1381772), (2, 690886), (4, 345443), (7, 197396), (14, 98698), (28, 49349), (61, 22652), (122, 11326), (244, 5663), (427, 3236), (809, 1708), (854, 1618)]