277162431

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{21601}}^1$

素因数の和:21671

約数の個数: 32

約数和(自身を含む): 464529408

約数和(自身を除く): 187366977

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 21601, 64803, 151207, 280813, 453621, 842439, 1015247, 1965691, 3045741, 5897073, 7106729, 13198211, 21320187, 39594633, 92387477, 277162431]

約数ペア:

[(1, 277162431), (3, 92387477), (7, 39594633), (13, 21320187), (21, 13198211), (39, 7106729), (47, 5897073), (91, 3045741), (141, 1965691), (273, 1015247), (329, 842439), (611, 453621), (987, 280813), (1833, 151207), (4277, 64803), (12831, 21601)]