319784193

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4421}}^1$

素因数の和:4499

約数の個数: 40

約数和(自身を含む): 513659520

約数和(自身を除く): 193875327

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 423, 513, 893, 1269, 1539, 2679, 3807, 4421, 8037, 13263, 24111, 39789, 72333, 83999, 119367, 207787, 251997, 358101, 623361, 755991, 1870083, 2267973, 3947953, 5610249, 6803919, 11843859, 16830747, 35531577, 106594731, 319784193]

約数ペア:

[(1, 319784193), (3, 106594731), (9, 35531577), (19, 16830747), (27, 11843859), (47, 6803919), (57, 5610249), (81, 3947953), (141, 2267973), (171, 1870083), (423, 755991), (513, 623361), (893, 358101), (1269, 251997), (1539, 207787), (2679, 119367), (3807, 83999), (4421, 72333), (8037, 39789), (13263, 24111)]