945163005

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{20639}}^1$

素因数の和:20761

約数の個数: 32

約数和(自身を含む): 1569300480

約数和(自身を除く): 624137475

約数列:

[1, 3, 5, 15, 43, 71, 129, 213, 215, 355, 645, 1065, 3053, 9159, 15265, 20639, 45795, 61917, 103195, 309585, 887477, 1465369, 2662431, 4396107, 4437385, 7326845, 13312155, 21980535, 63010867, 189032601, 315054335, 945163005]

約数ペア:

[(1, 945163005), (3, 315054335), (5, 189032601), (15, 63010867), (43, 21980535), (71, 13312155), (129, 7326845), (213, 4437385), (215, 4396107), (355, 2662431), (645, 1465369), (1065, 887477), (3053, 309585), (9159, 103195), (15265, 61917), (20639, 45795)]