16911399

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 24551424

約数和(自身を除く): 7640025

約数列:

[1, 3, 31, 47, 53, 73, 93, 141, 159, 219, 1457, 1643, 2263, 2491, 3431, 3869, 4371, 4929, 6789, 7473, 10293, 11607, 77221, 106361, 119939, 181843, 231663, 319083, 359817, 545529, 5637133, 16911399]

約数ペア:

[(1, 16911399), (3, 5637133), (31, 545529), (47, 359817), (53, 319083), (73, 231663), (93, 181843), (141, 119939), (159, 106361), (219, 77221), (1457, 11607), (1643, 10293), (2263, 7473), (2491, 6789), (3431, 4929), (3869, 4371)]