31380028

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{8707}}^1$

素因数の和:8781

約数の個数: 24

約数和(自身を含む): 59249232

約数和(自身を除く): 27869204

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 8707, 17414, 34828, 148019, 296038, 461471, 592076, 922942, 1845884, 7845007, 15690014, 31380028]

約数ペア:

[(1, 31380028), (2, 15690014), (4, 7845007), (17, 1845884), (34, 922942), (53, 592076), (68, 461471), (106, 296038), (212, 148019), (901, 34828), (1802, 17414), (3604, 8707)]