397402144

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{400607}}^1$

素因数の和:400648

約数の個数: 24

約数和(自身を含む): 807625728

約数和(自身を除く): 410223584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 400607, 801214, 1602428, 3204856, 6409712, 12418817, 12819424, 24837634, 49675268, 99350536, 198701072, 397402144]

約数ペア:

[(1, 397402144), (2, 198701072), (4, 99350536), (8, 49675268), (16, 24837634), (31, 12819424), (32, 12418817), (62, 6409712), (124, 3204856), (248, 1602428), (496, 801214), (992, 400607)]