31539830

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{191}}^1\times {\mathrm{337}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 66583296

約数和(自身を除く): 35043466

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 191, 245, 337, 382, 490, 674, 955, 1337, 1685, 1910, 2359, 2674, 3370, 4718, 6685, 9359, 11795, 13370, 16513, 18718, 23590, 33026, 46795, 64367, 82565, 93590, 128734, 165130, 321835, 450569, 643670, 901138, 2252845, 3153983, 4505690, 6307966, 15769915, 31539830]

約数ペア:

[(1, 31539830), (2, 15769915), (5, 6307966), (7, 4505690), (10, 3153983), (14, 2252845), (35, 901138), (49, 643670), (70, 450569), (98, 321835), (191, 165130), (245, 128734), (337, 93590), (382, 82565), (490, 64367), (674, 46795), (955, 33026), (1337, 23590), (1685, 18718), (1910, 16513), (2359, 13370), (2674, 11795), (3370, 9359), (4718, 6685)]