169640247

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{2699}}^1$

素因数の和:2823

約数の個数: 32

約数和(自身を含む): 268531200

約数和(自身を除く): 98890953

約数列:

[1, 3, 7, 21, 41, 73, 123, 219, 287, 511, 861, 1533, 2699, 2993, 8097, 8979, 18893, 20951, 56679, 62853, 110659, 197027, 331977, 591081, 774613, 1379189, 2323839, 4137567, 8078107, 24234321, 56546749, 169640247]

約数ペア:

[(1, 169640247), (3, 56546749), (7, 24234321), (21, 8078107), (41, 4137567), (73, 2323839), (123, 1379189), (219, 774613), (287, 591081), (511, 331977), (861, 197027), (1533, 110659), (2699, 62853), (2993, 56679), (8097, 20951), (8979, 18893)]