212781618

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{241249}}^1$

素因数の和:241271

約数の個数: 36

約数和(自身を含む): 536298750

約数和(自身を除く): 323517132

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 241249, 482498, 723747, 1447494, 1688743, 2171241, 3377486, 4342482, 5066229, 10132458, 11821201, 15198687, 23642402, 30397374, 35463603, 70927206, 106390809, 212781618]

約数ペア:

[(1, 212781618), (2, 106390809), (3, 70927206), (6, 35463603), (7, 30397374), (9, 23642402), (14, 15198687), (18, 11821201), (21, 10132458), (42, 5066229), (49, 4342482), (63, 3377486), (98, 2171241), (126, 1688743), (147, 1447494), (294, 723747), (441, 482498), (882, 241249)]