222716390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{20641}}^1$

素因数の和:20744

約数の個数: 32

約数和(自身を含む): 436949856

約数和(自身を除く): 214233466

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 20641, 41282, 103205, 206410, 268333, 536666, 1341665, 1713203, 2683330, 3426406, 8566015, 17132030, 22271639, 44543278, 111358195, 222716390]

約数ペア:

[(1, 222716390), (2, 111358195), (5, 44543278), (10, 22271639), (13, 17132030), (26, 8566015), (65, 3426406), (83, 2683330), (130, 1713203), (166, 1341665), (415, 536666), (830, 268333), (1079, 206410), (2158, 103205), (5395, 41282), (10790, 20641)]