28236496

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 56246400

約数和(自身を除く): 28009904

約数列:

[1, 2, 4, 8, 16, 79, 89, 158, 178, 251, 316, 356, 502, 632, 712, 1004, 1264, 1424, 2008, 4016, 7031, 14062, 19829, 22339, 28124, 39658, 44678, 56248, 79316, 89356, 112496, 158632, 178712, 317264, 357424, 1764781, 3529562, 7059124, 14118248, 28236496]

約数ペア:

[(1, 28236496), (2, 14118248), (4, 7059124), (8, 3529562), (16, 1764781), (79, 357424), (89, 317264), (158, 178712), (178, 158632), (251, 112496), (316, 89356), (356, 79316), (502, 56248), (632, 44678), (712, 39658), (1004, 28124), (1264, 22339), (1424, 19829), (2008, 14062), (4016, 7031)]