393299728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{6053}}^1$

素因数の和:6223

約数の個数: 40

約数和(自身を含む): 792734976

約数和(自身を除く): 399435248

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 131, 248, 262, 496, 524, 1048, 2096, 4061, 6053, 8122, 12106, 16244, 24212, 32488, 48424, 64976, 96848, 187643, 375286, 750572, 792943, 1501144, 1585886, 3002288, 3171772, 6343544, 12687088, 24581233, 49162466, 98324932, 196649864, 393299728]

約数ペア:

[(1, 393299728), (2, 196649864), (4, 98324932), (8, 49162466), (16, 24581233), (31, 12687088), (62, 6343544), (124, 3171772), (131, 3002288), (248, 1585886), (262, 1501144), (496, 792943), (524, 750572), (1048, 375286), (2096, 187643), (4061, 96848), (6053, 64976), (8122, 48424), (12106, 32488), (16244, 24212)]