647940864

素因数分解:

$2^8\times 3^1\times {\mathrm{103}}^1\times {\mathrm{8191}}^1$

素因数の和:8313

約数の個数: 72

約数和(自身を含む): 1741422592

約数和(自身を除く): 1093481728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 192, 206, 256, 309, 384, 412, 618, 768, 824, 1236, 1648, 2472, 3296, 4944, 6592, 8191, 9888, 13184, 16382, 19776, 24573, 26368, 32764, 39552, 49146, 65528, 79104, 98292, 131056, 196584, 262112, 393168, 524224, 786336, 843673, 1048448, 1572672, 1687346, 2096896, 2531019, 3145344, 3374692, 5062038, 6290688, 6749384, 10124076, 13498768, 20248152, 26997536, 40496304, 53995072, 80992608, 107990144, 161985216, 215980288, 323970432, 647940864]

約数ペア:

[(1, 647940864), (2, 323970432), (3, 215980288), (4, 161985216), (6, 107990144), (8, 80992608), (12, 53995072), (16, 40496304), (24, 26997536), (32, 20248152), (48, 13498768), (64, 10124076), (96, 6749384), (103, 6290688), (128, 5062038), (192, 3374692), (206, 3145344), (256, 2531019), (309, 2096896), (384, 1687346), (412, 1572672), (618, 1048448), (768, 843673), (824, 786336), (1236, 524224), (1648, 393168), (2472, 262112), (3296, 196584), (4944, 131056), (6592, 98292), (8191, 79104), (9888, 65528), (13184, 49146), (16382, 39552), (19776, 32764), (24573, 26368)]