247642768

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{953}}^1$

素因数の和:1219

約数の個数: 40

約数和(自身を含む): 487971000

約数和(自身を除く): 240328232

約数列:

[1, 2, 4, 8, 16, 109, 149, 218, 298, 436, 596, 872, 953, 1192, 1744, 1906, 2384, 3812, 7624, 15248, 16241, 32482, 64964, 103877, 129928, 141997, 207754, 259856, 283994, 415508, 567988, 831016, 1135976, 1662032, 2271952, 15477673, 30955346, 61910692, 123821384, 247642768]

約数ペア:

[(1, 247642768), (2, 123821384), (4, 61910692), (8, 30955346), (16, 15477673), (109, 2271952), (149, 1662032), (218, 1135976), (298, 831016), (436, 567988), (596, 415508), (872, 283994), (953, 259856), (1192, 207754), (1744, 141997), (1906, 129928), (2384, 103877), (3812, 64964), (7624, 32482), (15248, 16241)]