13391690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 26804736

約数和(自身を除く): 13413046

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 3323, 4030, 6646, 16615, 33230, 43199, 86398, 103013, 206026, 215995, 431990, 515065, 1030130, 1339169, 2678338, 6695845, 13391690]

約数ペア:

[(1, 13391690), (2, 6695845), (5, 2678338), (10, 1339169), (13, 1030130), (26, 515065), (31, 431990), (62, 215995), (65, 206026), (130, 103013), (155, 86398), (310, 43199), (403, 33230), (806, 16615), (2015, 6646), (3323, 4030)]