1321510975

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{547}}^1\times {\mathrm{2357}}^1$

素因数の和:2955

約数の個数: 24

約数和(自身を含む): 1682423568

約数和(自身を除く): 360912593

約数列:

[1, 5, 25, 41, 205, 547, 1025, 2357, 2735, 11785, 13675, 22427, 58925, 96637, 112135, 483185, 560675, 1289279, 2415925, 6446395, 32231975, 52860439, 264302195, 1321510975]

約数ペア:

[(1, 1321510975), (5, 264302195), (25, 52860439), (41, 32231975), (205, 6446395), (547, 2415925), (1025, 1289279), (2357, 560675), (2735, 483185), (11785, 112135), (13675, 96637), (22427, 58925)]