218878998

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{215857}}^1$

素因数の和:215888

約数の個数: 24

約数和(自身を含む): 474024168

約数和(自身を除く): 255145170

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 215857, 431714, 647571, 1295142, 2806141, 5612282, 8418423, 16836846, 36479833, 72959666, 109439499, 218878998]

約数ペア:

[(1, 218878998), (2, 109439499), (3, 72959666), (6, 36479833), (13, 16836846), (26, 8418423), (39, 5612282), (78, 2806141), (169, 1295142), (338, 647571), (507, 431714), (1014, 215857)]