639357788152

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{388301}}^1\times {\mathrm{12107}}^1$

素因数の和:400431

約数の個数: 32

約数和(自身を含む): 1269421366320

約数和(自身を除く): 630063578168

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 12107, 24214, 48428, 96856, 205819, 388301, 411638, 776602, 823276, 1553204, 1646552, 3106408, 6601117, 13202234, 26404468, 52808936, 4701160207, 9402320414, 18804640828, 37609281656, 79919723519, 159839447038, 319678894076, 639357788152]

約数ペア:

[(1, 639357788152), (2, 319678894076), (4, 159839447038), (8, 79919723519), (17, 37609281656), (34, 18804640828), (68, 9402320414), (136, 4701160207), (12107, 52808936), (24214, 26404468), (48428, 13202234), (96856, 6601117), (205819, 3106408), (388301, 1646552), (411638, 1553204), (776602, 823276)]