72711268

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{42571}}^1$

素因数の和:42643

約数の個数: 24

約数和(自身を含む): 147809984

約数和(自身を除く): 75098716

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 42571, 85142, 170284, 297997, 595994, 1191988, 2596831, 5193662, 10387324, 18177817, 36355634, 72711268]

約数ペア:

[(1, 72711268), (2, 36355634), (4, 18177817), (7, 10387324), (14, 5193662), (28, 2596831), (61, 1191988), (122, 595994), (244, 297997), (427, 170284), (854, 85142), (1708, 42571)]