15677721052

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{126421}}^1$

素因数の和:126578

約数の個数: 48

約数和(自身を含む): 32396396032

約数和(自身を除く): 16718674980

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 103, 172, 206, 301, 412, 602, 721, 1204, 1442, 2884, 4429, 8858, 17716, 31003, 62006, 124012, 126421, 252842, 505684, 884947, 1769894, 3539788, 5436103, 10872206, 13021363, 21744412, 26042726, 38052721, 52085452, 76105442, 91149541, 152210884, 182299082, 364598164, 559918609, 1119837218, 2239674436, 3919430263, 7838860526, 15677721052]

約数ペア:

[(1, 15677721052), (2, 7838860526), (4, 3919430263), (7, 2239674436), (14, 1119837218), (28, 559918609), (43, 364598164), (86, 182299082), (103, 152210884), (172, 91149541), (206, 76105442), (301, 52085452), (412, 38052721), (602, 26042726), (721, 21744412), (1204, 13021363), (1442, 10872206), (2884, 5436103), (4429, 3539788), (8858, 1769894), (17716, 884947), (31003, 505684), (62006, 252842), (124012, 126421)]