220923248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{151733}}^1$

素因数の和:151761

約数の個数: 40

約数和(自身を含む): 526820448

約数和(自身を除く): 305897200

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 151733, 303466, 606932, 1062131, 1213864, 1972529, 2124262, 2427728, 3945058, 4248524, 7890116, 8497048, 13807703, 15780232, 16994096, 27615406, 31560464, 55230812, 110461624, 220923248]

約数ペア:

[(1, 220923248), (2, 110461624), (4, 55230812), (7, 31560464), (8, 27615406), (13, 16994096), (14, 15780232), (16, 13807703), (26, 8497048), (28, 7890116), (52, 4248524), (56, 3945058), (91, 2427728), (104, 2124262), (112, 1972529), (182, 1213864), (208, 1062131), (364, 606932), (728, 303466), (1456, 151733)]