128822018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{389}}^1$

素因数の和:722

約数の個数: 32

約数和(自身を含む): 213857280

約数和(自身を除く): 85035262

約数列:

[1, 2, 13, 26, 47, 94, 271, 389, 542, 611, 778, 1222, 3523, 5057, 7046, 10114, 12737, 18283, 25474, 36566, 105419, 165581, 210838, 237679, 331162, 475358, 1370447, 2740894, 4954693, 9909386, 64411009, 128822018]

約数ペア:

[(1, 128822018), (2, 64411009), (13, 9909386), (26, 4954693), (47, 2740894), (94, 1370447), (271, 475358), (389, 331162), (542, 237679), (611, 210838), (778, 165581), (1222, 105419), (3523, 36566), (5057, 25474), (7046, 18283), (10114, 12737)]