2019995381997

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{269}}^1\times {\mathrm{42061}}^1$

素因数の和:42658

約数の個数: 48

約数和(自身を含む): 2976374419200

約数和(自身を除く): 956379037203

約数列:

[1, 3, 9, 83, 239, 249, 269, 717, 747, 807, 2151, 2421, 19837, 22327, 42061, 59511, 64291, 66981, 126183, 178533, 192873, 200943, 378549, 578619, 3491063, 5336153, 10052579, 10473189, 11314409, 16008459, 30157737, 31419567, 33943227, 48025377, 90473211, 101829681, 834364057, 939095947, 2503092171, 2704143751, 2817287841, 7509276513, 8112431253, 8451863523, 24337293759, 224443931333, 673331793999, 2019995381997]

約数ペア:

[(1, 2019995381997), (3, 673331793999), (9, 224443931333), (83, 24337293759), (239, 8451863523), (249, 8112431253), (269, 7509276513), (717, 2817287841), (747, 2704143751), (807, 2503092171), (2151, 939095947), (2421, 834364057), (19837, 101829681), (22327, 90473211), (42061, 48025377), (59511, 33943227), (64291, 31419567), (66981, 30157737), (126183, 16008459), (178533, 11314409), (192873, 10473189), (200943, 10052579), (378549, 5336153), (578619, 3491063)]