28016586

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1787}}^1$

素因数の和:1875

約数の個数: 48

約数和(自身を含む): 66384864

約数和(自身を除く): 38368278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 1787, 2613, 3574, 5226, 5361, 7839, 10722, 15678, 16083, 23231, 32166, 46462, 69693, 119729, 139386, 209079, 239458, 359187, 418158, 718374, 1077561, 1556477, 2155122, 3112954, 4669431, 9338862, 14008293, 28016586]

約数ペア:

[(1, 28016586), (2, 14008293), (3, 9338862), (6, 4669431), (9, 3112954), (13, 2155122), (18, 1556477), (26, 1077561), (39, 718374), (67, 418158), (78, 359187), (117, 239458), (134, 209079), (201, 139386), (234, 119729), (402, 69693), (603, 46462), (871, 32166), (1206, 23231), (1742, 16083), (1787, 15678), (2613, 10722), (3574, 7839), (5226, 5361)]