397490432

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{50087}}^1$

素因数の和:50134

約数の個数: 36

約数和(自身を含む): 819038976

約数和(自身を除く): 421548544

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 50087, 100174, 200348, 400696, 801392, 1552697, 1602784, 3105394, 3205568, 6210788, 6411136, 12421576, 12822272, 24843152, 49686304, 99372608, 198745216, 397490432]

約数ペア:

[(1, 397490432), (2, 198745216), (4, 99372608), (8, 49686304), (16, 24843152), (31, 12822272), (32, 12421576), (62, 6411136), (64, 6210788), (124, 3205568), (128, 3105394), (248, 1602784), (256, 1552697), (496, 801392), (992, 400696), (1984, 200348), (3968, 100174), (7936, 50087)]