25881249

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 38133760

約数和(自身を除く): 12252511

約数列:

[1, 3, 19, 31, 57, 93, 97, 151, 291, 453, 589, 1767, 1843, 2869, 3007, 4681, 5529, 8607, 9021, 14043, 14647, 43941, 57133, 88939, 171399, 266817, 278293, 454057, 834879, 1362171, 8627083, 25881249]

約数ペア:

[(1, 25881249), (3, 8627083), (19, 1362171), (31, 834879), (57, 454057), (93, 278293), (97, 266817), (151, 171399), (291, 88939), (453, 57133), (589, 43941), (1767, 14647), (1843, 14043), (2869, 9021), (3007, 8607), (4681, 5529)]