145407381

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1\times {\mathrm{569}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 227927040

約数和(自身を除く): 82519659

約数列:

[1, 3, 7, 21, 43, 129, 283, 301, 569, 849, 903, 1707, 1981, 3983, 5943, 11949, 12169, 24467, 36507, 73401, 85183, 161027, 171269, 255549, 483081, 513807, 1127189, 3381567, 6924161, 20772483, 48469127, 145407381]

約数ペア:

[(1, 145407381), (3, 48469127), (7, 20772483), (21, 6924161), (43, 3381567), (129, 1127189), (283, 513807), (301, 483081), (569, 255549), (849, 171269), (903, 161027), (1707, 85183), (1981, 73401), (3983, 36507), (5943, 24467), (11949, 12169)]