131446012

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:442

約数の個数: 48

約数和(自身を含む): 248371200

約数和(自身を除く): 116925188

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 149, 172, 223, 298, 446, 596, 892, 989, 1978, 3427, 3956, 5129, 6407, 6854, 9589, 10258, 12814, 13708, 19178, 20516, 25628, 33227, 38356, 66454, 132908, 147361, 220547, 294722, 441094, 589444, 764221, 882188, 1428761, 1528442, 2857522, 3056884, 5715044, 32861503, 65723006, 131446012]

約数ペア:

[(1, 131446012), (2, 65723006), (4, 32861503), (23, 5715044), (43, 3056884), (46, 2857522), (86, 1528442), (92, 1428761), (149, 882188), (172, 764221), (223, 589444), (298, 441094), (446, 294722), (596, 220547), (892, 147361), (989, 132908), (1978, 66454), (3427, 38356), (3956, 33227), (5129, 25628), (6407, 20516), (6854, 19178), (9589, 13708), (10258, 12814)]