209965538

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1511}}^1$

素因数の和:1658

約数の個数: 32

約数和(自身を含む): 344227968

約数和(自身を除く): 134262430

約数列:

[1, 2, 17, 34, 61, 67, 122, 134, 1037, 1139, 1511, 2074, 2278, 3022, 4087, 8174, 25687, 51374, 69479, 92171, 101237, 138958, 184342, 202474, 1566907, 1721029, 3133814, 3442058, 6175457, 12350914, 104982769, 209965538]

約数ペア:

[(1, 209965538), (2, 104982769), (17, 12350914), (34, 6175457), (61, 3442058), (67, 3133814), (122, 1721029), (134, 1566907), (1037, 202474), (1139, 184342), (1511, 138958), (2074, 101237), (2278, 92171), (3022, 69479), (4087, 51374), (8174, 25687)]