31499730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{3271}}^1$

素因数の和:3391

約数の個数: 48

約数和(自身を含む): 82689984

約数和(自身を除く): 51190254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 107, 214, 321, 535, 642, 963, 1070, 1605, 1926, 3210, 3271, 4815, 6542, 9630, 9813, 16355, 19626, 29439, 32710, 49065, 58878, 98130, 147195, 294390, 349997, 699994, 1049991, 1749985, 2099982, 3149973, 3499970, 5249955, 6299946, 10499910, 15749865, 31499730]

約数ペア:

[(1, 31499730), (2, 15749865), (3, 10499910), (5, 6299946), (6, 5249955), (9, 3499970), (10, 3149973), (15, 2099982), (18, 1749985), (30, 1049991), (45, 699994), (90, 349997), (107, 294390), (214, 147195), (321, 98130), (535, 58878), (642, 49065), (963, 32710), (1070, 29439), (1605, 19626), (1926, 16355), (3210, 9813), (3271, 9630), (4815, 6542)]