7287728

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2145

約数の個数: 40

約数和(自身を含む): 16665600

約数和(自身を除く): 9377872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 2099, 3472, 4198, 8396, 14693, 16792, 29386, 33584, 58772, 65069, 117544, 130138, 235088, 260276, 455483, 520552, 910966, 1041104, 1821932, 3643864, 7287728]

約数ペア:

[(1, 7287728), (2, 3643864), (4, 1821932), (7, 1041104), (8, 910966), (14, 520552), (16, 455483), (28, 260276), (31, 235088), (56, 130138), (62, 117544), (112, 65069), (124, 58772), (217, 33584), (248, 29386), (434, 16792), (496, 14693), (868, 8396), (1736, 4198), (2099, 3472)]