155111288

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{16729}}^1$

素因数の和:16815

約数の個数: 32

約数和(自身を含む): 311178000

約数和(自身を除く): 156066712

約数列:

[1, 2, 4, 8, 19, 38, 61, 76, 122, 152, 244, 488, 1159, 2318, 4636, 9272, 16729, 33458, 66916, 133832, 317851, 635702, 1020469, 1271404, 2040938, 2542808, 4081876, 8163752, 19388911, 38777822, 77555644, 155111288]

約数ペア:

[(1, 155111288), (2, 77555644), (4, 38777822), (8, 19388911), (19, 8163752), (38, 4081876), (61, 2542808), (76, 2040938), (122, 1271404), (152, 1020469), (244, 635702), (488, 317851), (1159, 133832), (2318, 66916), (4636, 33458), (9272, 16729)]