891004046

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{409}}^1\times {\mathrm{857}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 1418376960

約数和(自身を除く): 527372914

約数列:

[1, 2, 31, 41, 62, 82, 409, 818, 857, 1271, 1714, 2542, 12679, 16769, 25358, 26567, 33538, 35137, 53134, 70274, 350513, 519839, 701026, 1039678, 1089247, 2178494, 10865903, 14371033, 21731806, 28742066, 445502023, 891004046]

約数ペア:

[(1, 891004046), (2, 445502023), (31, 28742066), (41, 21731806), (62, 14371033), (82, 10865903), (409, 2178494), (818, 1089247), (857, 1039678), (1271, 701026), (1714, 519839), (2542, 350513), (12679, 70274), (16769, 53134), (25358, 35137), (26567, 33538)]