221767448

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{829}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 505569600

約数和(自身を除く): 283802152

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 281, 476, 562, 829, 952, 1124, 1658, 1967, 2248, 3316, 3934, 4777, 5803, 6632, 7868, 9554, 11606, 14093, 15736, 19108, 23212, 28186, 33439, 38216, 46424, 56372, 66878, 98651, 112744, 133756, 197302, 232949, 267512, 394604, 465898, 789208, 931796, 1630643, 1863592, 3261286, 3960133, 6522572, 7920266, 13045144, 15840532, 27720931, 31681064, 55441862, 110883724, 221767448]

約数ペア:

[(1, 221767448), (2, 110883724), (4, 55441862), (7, 31681064), (8, 27720931), (14, 15840532), (17, 13045144), (28, 7920266), (34, 6522572), (56, 3960133), (68, 3261286), (119, 1863592), (136, 1630643), (238, 931796), (281, 789208), (476, 465898), (562, 394604), (829, 267512), (952, 232949), (1124, 197302), (1658, 133756), (1967, 112744), (2248, 98651), (3316, 66878), (3934, 56372), (4777, 46424), (5803, 38216), (6632, 33439), (7868, 28186), (9554, 23212), (11606, 19108), (14093, 15736)]