628756497

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{38449}}^1$

素因数の和:38557

約数の個数: 24

約数和(自身を含む): 959712000

約数和(自身を除く): 330955503

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1817, 5451, 16353, 38449, 115347, 346041, 884327, 2652981, 3037471, 7958943, 9112413, 27337239, 69861833, 209585499, 628756497]

約数ペア:

[(1, 628756497), (3, 209585499), (9, 69861833), (23, 27337239), (69, 9112413), (79, 7958943), (207, 3037471), (237, 2652981), (711, 884327), (1817, 346041), (5451, 115347), (16353, 38449)]