31151463

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{1229}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 51010560

約数和(自身を除く): 19859097

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1229, 1491, 3621, 3687, 8449, 8603, 20893, 25347, 25809, 62679, 87259, 146251, 261777, 438753, 610813, 1483403, 1832439, 4450209, 10383821, 31151463]

約数ペア:

[(1, 31151463), (3, 10383821), (7, 4450209), (17, 1832439), (21, 1483403), (51, 610813), (71, 438753), (119, 261777), (213, 146251), (357, 87259), (497, 62679), (1207, 25809), (1229, 25347), (1491, 20893), (3621, 8603), (3687, 8449)]