648863904

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{519923}}^1$

素因数の和:519949

約数の個数: 48

約数和(自身を含む): 1834291872

約数和(自身を除く): 1185427968

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 519923, 1039846, 1559769, 2079692, 3119538, 4159384, 6239076, 6758999, 8318768, 12478152, 13517998, 16637536, 20276997, 24956304, 27035996, 40553994, 49912608, 54071992, 81107988, 108143984, 162215976, 216287968, 324431952, 648863904]

約数ペア:

[(1, 648863904), (2, 324431952), (3, 216287968), (4, 162215976), (6, 108143984), (8, 81107988), (12, 54071992), (13, 49912608), (16, 40553994), (24, 27035996), (26, 24956304), (32, 20276997), (39, 16637536), (48, 13517998), (52, 12478152), (78, 8318768), (96, 6758999), (104, 6239076), (156, 4159384), (208, 3119538), (312, 2079692), (416, 1559769), (624, 1039846), (1248, 519923)]