161833819

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{3881}}^1$

素因数の和:3955

約数の個数: 24

約数和(自身を含む): 201801888

約数和(自身を除く): 39968069

約数列:

[1, 7, 23, 37, 49, 161, 259, 851, 1127, 1813, 3881, 5957, 27167, 41699, 89263, 143597, 190169, 624841, 1005179, 3302731, 4373887, 7036253, 23119117, 161833819]

約数ペア:

[(1, 161833819), (7, 23119117), (23, 7036253), (37, 4373887), (49, 3302731), (161, 1005179), (259, 624841), (851, 190169), (1127, 143597), (1813, 89263), (3881, 41699), (5957, 27167)]