72122139

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{1987}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 108027920

約数和(自身を除く): 35905781

約数列:

[1, 3, 9, 37, 109, 111, 327, 333, 981, 1987, 4033, 5961, 12099, 17883, 36297, 73519, 216583, 220557, 649749, 661671, 1949247, 8013571, 24040713, 72122139]

約数ペア:

[(1, 72122139), (3, 24040713), (9, 8013571), (37, 1949247), (109, 661671), (111, 649749), (327, 220557), (333, 216583), (981, 73519), (1987, 36297), (4033, 17883), (5961, 12099)]