2780452857

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{44867}}^1$

素因数の和:45117

約数の個数: 32

約数和(自身を含む): 4582996992

約数和(自身を除く): 1802544135

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1589, 2951, 4767, 8853, 20657, 44867, 61971, 134601, 314069, 583271, 942207, 1749813, 4082897, 10184809, 12248691, 30554427, 71293663, 132402517, 213880989, 397207551, 926817619, 2780452857]

約数ペア:

[(1, 2780452857), (3, 926817619), (7, 397207551), (13, 213880989), (21, 132402517), (39, 71293663), (91, 30554427), (227, 12248691), (273, 10184809), (681, 4082897), (1589, 1749813), (2951, 942207), (4767, 583271), (8853, 314069), (20657, 134601), (44867, 61971)]