981099844

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 1810491760

約数和(自身を除く): 829391916

約数列:

[1, 2, 4, 37, 61, 74, 109, 122, 148, 218, 244, 436, 997, 1994, 2257, 3988, 4033, 4514, 6649, 8066, 9028, 13298, 16132, 26596, 36889, 60817, 73778, 108673, 121634, 147556, 217346, 243268, 246013, 434692, 492026, 984052, 2250229, 4020901, 4500458, 6629053, 8041802, 9000916, 13258106, 16083604, 26516212, 245274961, 490549922, 981099844]

約数ペア:

[(1, 981099844), (2, 490549922), (4, 245274961), (37, 26516212), (61, 16083604), (74, 13258106), (109, 9000916), (122, 8041802), (148, 6629053), (218, 4500458), (244, 4020901), (436, 2250229), (997, 984052), (1994, 492026), (2257, 434692), (3988, 246013), (4033, 243268), (4514, 217346), (6649, 147556), (8066, 121634), (9028, 108673), (13298, 73778), (16132, 60817), (26596, 36889)]