12943275

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 23331840

約数和(自身を除く): 10388565

約数列:

[1, 3, 5, 15, 19, 25, 31, 57, 75, 93, 95, 155, 285, 293, 465, 475, 589, 775, 879, 1425, 1465, 1767, 2325, 2945, 4395, 5567, 7325, 8835, 9083, 14725, 16701, 21975, 27249, 27835, 44175, 45415, 83505, 136245, 139175, 172577, 227075, 417525, 517731, 681225, 862885, 2588655, 4314425, 12943275]

約数ペア:

[(1, 12943275), (3, 4314425), (5, 2588655), (15, 862885), (19, 681225), (25, 517731), (31, 417525), (57, 227075), (75, 172577), (93, 139175), (95, 136245), (155, 83505), (285, 45415), (293, 44175), (465, 27835), (475, 27249), (589, 21975), (775, 16701), (879, 14725), (1425, 9083), (1465, 8835), (1767, 7325), (2325, 5567), (2945, 4395)]