212788968

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{25849}}^1$

素因数の和:25879

約数の個数: 64

約数和(自身を含む): 620400000

約数和(自身を除く): 407611032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 147, 168, 196, 294, 343, 392, 588, 686, 1029, 1176, 1372, 2058, 2744, 4116, 8232, 25849, 51698, 77547, 103396, 155094, 180943, 206792, 310188, 361886, 542829, 620376, 723772, 1085658, 1266601, 1447544, 2171316, 2533202, 3799803, 4342632, 5066404, 7599606, 8866207, 10132808, 15199212, 17732414, 26598621, 30398424, 35464828, 53197242, 70929656, 106394484, 212788968]

約数ペア:

[(1, 212788968), (2, 106394484), (3, 70929656), (4, 53197242), (6, 35464828), (7, 30398424), (8, 26598621), (12, 17732414), (14, 15199212), (21, 10132808), (24, 8866207), (28, 7599606), (42, 5066404), (49, 4342632), (56, 3799803), (84, 2533202), (98, 2171316), (147, 1447544), (168, 1266601), (196, 1085658), (294, 723772), (343, 620376), (392, 542829), (588, 361886), (686, 310188), (1029, 206792), (1176, 180943), (1372, 155094), (2058, 103396), (2744, 77547), (4116, 51698), (8232, 25849)]