639312528

素因数分解:

$2^4\times 3^1\times {\mathrm{1087}}^1\times {\mathrm{12253}}^1$

素因数の和:13351

約数の個数: 40

約数和(自身を含む): 1653211648

約数和(自身を除く): 1013899120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 1087, 2174, 3261, 4348, 6522, 8696, 12253, 13044, 17392, 24506, 26088, 36759, 49012, 52176, 73518, 98024, 147036, 196048, 294072, 588144, 13319011, 26638022, 39957033, 53276044, 79914066, 106552088, 159828132, 213104176, 319656264, 639312528]

約数ペア:

[(1, 639312528), (2, 319656264), (3, 213104176), (4, 159828132), (6, 106552088), (8, 79914066), (12, 53276044), (16, 39957033), (24, 26638022), (48, 13319011), (1087, 588144), (2174, 294072), (3261, 196048), (4348, 147036), (6522, 98024), (8696, 73518), (12253, 52176), (13044, 49012), (17392, 36759), (24506, 26088)]