211224609

素因数分解:

$3^2\times {\mathrm{17}}^4\times {\mathrm{281}}^1$

素因数の和:355

約数の個数: 30

約数和(自身を含む): 325324506

約数和(自身を除く): 114099897

約数列:

[1, 3, 9, 17, 51, 153, 281, 289, 843, 867, 2529, 2601, 4777, 4913, 14331, 14739, 42993, 44217, 81209, 83521, 243627, 250563, 730881, 751689, 1380553, 4141659, 12424977, 23469401, 70408203, 211224609]

約数ペア:

[(1, 211224609), (3, 70408203), (9, 23469401), (17, 12424977), (51, 4141659), (153, 1380553), (281, 751689), (289, 730881), (843, 250563), (867, 243627), (2529, 83521), (2601, 81209), (4777, 44217), (4913, 42993), (14331, 14739)]