1279367024

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{198413}}^1$

素因数の和:198465

約数の個数: 40

約数和(自身を含む): 2755573632

約数和(自身を除く): 1476206608

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 198413, 396826, 793652, 1587304, 2579369, 3174608, 5158738, 6150803, 10317476, 12301606, 20634952, 24603212, 41269904, 49206424, 79960439, 98412848, 159920878, 319841756, 639683512, 1279367024]

約数ペア:

[(1, 1279367024), (2, 639683512), (4, 319841756), (8, 159920878), (13, 98412848), (16, 79960439), (26, 49206424), (31, 41269904), (52, 24603212), (62, 20634952), (104, 12301606), (124, 10317476), (208, 6150803), (248, 5158738), (403, 3174608), (496, 2579369), (806, 1587304), (1612, 793652), (3224, 396826), (6448, 198413)]