157220343

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 266063616

約数和(自身を除く): 108843273

約数列:

[1, 3, 7, 9, 21, 63, 83, 107, 249, 281, 321, 581, 747, 749, 843, 963, 1743, 1967, 2247, 2529, 5229, 5901, 6741, 8881, 17703, 23323, 26643, 30067, 62167, 69969, 79929, 90201, 163261, 186501, 209907, 210469, 270603, 489783, 559503, 631407, 1469349, 1894221, 2495561, 7486683, 17468927, 22460049, 52406781, 157220343]

約数ペア:

[(1, 157220343), (3, 52406781), (7, 22460049), (9, 17468927), (21, 7486683), (63, 2495561), (83, 1894221), (107, 1469349), (249, 631407), (281, 559503), (321, 489783), (581, 270603), (747, 210469), (749, 209907), (843, 186501), (963, 163261), (1743, 90201), (1967, 79929), (2247, 69969), (2529, 62167), (5229, 30067), (5901, 26643), (6741, 23323), (8881, 17703)]