131917648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{839}}^1$

素因数の和:1195

約数の個数: 40

約数和(自身を含む): 264983040

約数和(自身を除く): 133065392

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 317, 496, 634, 839, 1268, 1678, 2536, 3356, 5072, 6712, 9827, 13424, 19654, 26009, 39308, 52018, 78616, 104036, 157232, 208072, 265963, 416144, 531926, 1063852, 2127704, 4255408, 8244853, 16489706, 32979412, 65958824, 131917648]

約数ペア:

[(1, 131917648), (2, 65958824), (4, 32979412), (8, 16489706), (16, 8244853), (31, 4255408), (62, 2127704), (124, 1063852), (248, 531926), (317, 416144), (496, 265963), (634, 208072), (839, 157232), (1268, 104036), (1678, 78616), (2536, 52018), (3356, 39308), (5072, 26009), (6712, 19654), (9827, 13424)]