79821021

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2473}}^1$

素因数の和:2565

約数の個数: 32

約数和(自身を含む): 128252160

約数和(自身を除く): 48431139

約数列:

[1, 3, 7, 21, 29, 53, 87, 159, 203, 371, 609, 1113, 1537, 2473, 4611, 7419, 10759, 17311, 32277, 51933, 71717, 131069, 215151, 393207, 502019, 917483, 1506057, 2752449, 3801001, 11403003, 26607007, 79821021]

約数ペア:

[(1, 79821021), (3, 26607007), (7, 11403003), (21, 3801001), (29, 2752449), (53, 1506057), (87, 917483), (159, 502019), (203, 393207), (371, 215151), (609, 131069), (1113, 71717), (1537, 51933), (2473, 32277), (4611, 17311), (7419, 10759)]