1681272

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 4797000

約数和(自身を除く): 3115728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1229, 1368, 2458, 3687, 4916, 7374, 9832, 11061, 14748, 22122, 23351, 29496, 44244, 46702, 70053, 88488, 93404, 140106, 186808, 210159, 280212, 420318, 560424, 840636, 1681272]

約数ペア:

[(1, 1681272), (2, 840636), (3, 560424), (4, 420318), (6, 280212), (8, 210159), (9, 186808), (12, 140106), (18, 93404), (19, 88488), (24, 70053), (36, 46702), (38, 44244), (57, 29496), (72, 23351), (76, 22122), (114, 14748), (152, 11061), (171, 9832), (228, 7374), (342, 4916), (456, 3687), (684, 2458), (1229, 1368)]