128220928

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{45533}}^1$

素因数の和:45560

約数の個数: 36

約数和(自身を含む): 279214488

約数和(自身を除く): 150993560

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 256, 352, 704, 1408, 2816, 45533, 91066, 182132, 364264, 500863, 728528, 1001726, 1457056, 2003452, 2914112, 4006904, 5828224, 8013808, 11656448, 16027616, 32055232, 64110464, 128220928]

約数ペア:

[(1, 128220928), (2, 64110464), (4, 32055232), (8, 16027616), (11, 11656448), (16, 8013808), (22, 5828224), (32, 4006904), (44, 2914112), (64, 2003452), (88, 1457056), (128, 1001726), (176, 728528), (256, 500863), (352, 364264), (704, 182132), (1408, 91066), (2816, 45533)]