8991156

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:312

約数の個数: 48

約数和(自身を含む): 21748608

約数和(自身を除く): 12757452

約数列:

[1, 2, 3, 4, 6, 12, 61, 71, 122, 142, 173, 183, 213, 244, 284, 346, 366, 426, 519, 692, 732, 852, 1038, 2076, 4331, 8662, 10553, 12283, 12993, 17324, 21106, 24566, 25986, 31659, 36849, 42212, 49132, 51972, 63318, 73698, 126636, 147396, 749263, 1498526, 2247789, 2997052, 4495578, 8991156]

約数ペア:

[(1, 8991156), (2, 4495578), (3, 2997052), (4, 2247789), (6, 1498526), (12, 749263), (61, 147396), (71, 126636), (122, 73698), (142, 63318), (173, 51972), (183, 49132), (213, 42212), (244, 36849), (284, 31659), (346, 25986), (366, 24566), (426, 21106), (519, 17324), (692, 12993), (732, 12283), (852, 10553), (1038, 8662), (2076, 4331)]