81221736

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109169}}^1$

素因数の和:109209

約数の個数: 32

約数和(自身を含む): 209606400

約数和(自身を除く): 128384664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 109169, 218338, 327507, 436676, 655014, 873352, 1310028, 2620056, 3384239, 6768478, 10152717, 13536956, 20305434, 27073912, 40610868, 81221736]

約数ペア:

[(1, 81221736), (2, 40610868), (3, 27073912), (4, 20305434), (6, 13536956), (8, 10152717), (12, 6768478), (24, 3384239), (31, 2620056), (62, 1310028), (93, 873352), (124, 655014), (186, 436676), (248, 327507), (372, 218338), (744, 109169)]