28285456

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 40

約数和(自身を含む): 56606744

約数和(自身を除く): 28321288

約数列:

[1, 2, 4, 8, 16, 61, 73, 122, 146, 244, 292, 397, 488, 584, 794, 976, 1168, 1588, 3176, 4453, 6352, 8906, 17812, 24217, 28981, 35624, 48434, 57962, 71248, 96868, 115924, 193736, 231848, 387472, 463696, 1767841, 3535682, 7071364, 14142728, 28285456]

約数ペア:

[(1, 28285456), (2, 14142728), (4, 7071364), (8, 3535682), (16, 1767841), (61, 463696), (73, 387472), (122, 231848), (146, 193736), (244, 115924), (292, 96868), (397, 71248), (488, 57962), (584, 48434), (794, 35624), (976, 28981), (1168, 24217), (1588, 17812), (3176, 8906), (4453, 6352)]