81638388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{58147}}^1$

素因数の和:58173

約数の個数: 48

約数和(自身を含む): 227940160

約数和(自身を除く): 146301772

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 58147, 116294, 174441, 232588, 348882, 523323, 697764, 755911, 1046646, 1511822, 1569969, 2093292, 2267733, 3023644, 3139938, 4535466, 6279876, 6803199, 9070932, 13606398, 20409597, 27212796, 40819194, 81638388]

約数ペア:

[(1, 81638388), (2, 40819194), (3, 27212796), (4, 20409597), (6, 13606398), (9, 9070932), (12, 6803199), (13, 6279876), (18, 4535466), (26, 3139938), (27, 3023644), (36, 2267733), (39, 2093292), (52, 1569969), (54, 1511822), (78, 1046646), (108, 755911), (117, 697764), (156, 523323), (234, 348882), (351, 232588), (468, 174441), (702, 116294), (1404, 58147)]