212156679

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1\times {\mathrm{859}}^1$

素因数の和:1507

約数の個数: 32

約数和(自身を含む): 341248000

約数和(自身を除く): 129091321

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 619, 859, 1857, 2577, 4333, 6013, 11761, 12999, 16321, 18039, 35283, 48963, 82327, 114247, 246981, 342741, 531721, 1595163, 3722047, 10102699, 11166141, 30308097, 70718893, 212156679]

約数ペア:

[(1, 212156679), (3, 70718893), (7, 30308097), (19, 11166141), (21, 10102699), (57, 3722047), (133, 1595163), (399, 531721), (619, 342741), (859, 246981), (1857, 114247), (2577, 82327), (4333, 48963), (6013, 35283), (11761, 18039), (12999, 16321)]