891690142

素因数分解:

$2^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{15991}}^1$

素因数の和:16576

約数の個数: 24

約数和(自身を含む): 1558740240

約数和(自身を除く): 667050098

約数列:

[1, 2, 7, 14, 49, 98, 569, 1138, 3983, 7966, 15991, 27881, 31982, 55762, 111937, 223874, 783559, 1567118, 9098879, 18197758, 63692153, 127384306, 445845071, 891690142]

約数ペア:

[(1, 891690142), (2, 445845071), (7, 127384306), (14, 63692153), (49, 18197758), (98, 9098879), (569, 1567118), (1138, 783559), (3983, 223874), (7966, 111937), (15991, 55762), (27881, 31982)]