258352888

素因数分解:

$2^3\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{1123}}^1$

素因数の和:1471

約数の個数: 32

約数和(自身を含む): 490626000

約数和(自身を除く): 232273112

約数列:

[1, 2, 4, 8, 149, 193, 298, 386, 596, 772, 1123, 1192, 1544, 2246, 4492, 8984, 28757, 57514, 115028, 167327, 216739, 230056, 334654, 433478, 669308, 866956, 1338616, 1733912, 32294111, 64588222, 129176444, 258352888]

約数ペア:

[(1, 258352888), (2, 129176444), (4, 64588222), (8, 32294111), (149, 1733912), (193, 1338616), (298, 866956), (386, 669308), (596, 433478), (772, 334654), (1123, 230056), (1192, 216739), (1544, 167327), (2246, 115028), (4492, 57514), (8984, 28757)]