664753005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{26713}}^1$

素因数の和:26810

約数の個数: 48

約数和(自身を含む): 1333562880

約数和(自身を除く): 668809875

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 79, 105, 237, 315, 395, 553, 711, 1185, 1659, 2765, 3555, 4977, 8295, 24885, 26713, 80139, 133565, 186991, 240417, 400695, 560973, 934955, 1202085, 1682919, 2110327, 2804865, 6330981, 8414595, 10551635, 14772289, 18992943, 31654905, 44316867, 73861445, 94964715, 132950601, 221584335, 664753005]

約数ペア:

[(1, 664753005), (3, 221584335), (5, 132950601), (7, 94964715), (9, 73861445), (15, 44316867), (21, 31654905), (35, 18992943), (45, 14772289), (63, 10551635), (79, 8414595), (105, 6330981), (237, 2804865), (315, 2110327), (395, 1682919), (553, 1202085), (711, 934955), (1185, 560973), (1659, 400695), (2765, 240417), (3555, 186991), (4977, 133565), (8295, 80139), (24885, 26713)]