247213952

素因数分解:

$2^7\times {\mathrm{239}}^1\times {\mathrm{8081}}^1$

素因数の和:8334

約数の個数: 32

約数和(自身を含む): 494618400

約数和(自身を除く): 247404448

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 239, 478, 956, 1912, 3824, 7648, 8081, 15296, 16162, 30592, 32324, 64648, 129296, 258592, 517184, 1034368, 1931359, 3862718, 7725436, 15450872, 30901744, 61803488, 123606976, 247213952]

約数ペア:

[(1, 247213952), (2, 123606976), (4, 61803488), (8, 30901744), (16, 15450872), (32, 7725436), (64, 3862718), (128, 1931359), (239, 1034368), (478, 517184), (956, 258592), (1912, 129296), (3824, 64648), (7648, 32324), (8081, 30592), (15296, 16162)]