621569313

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 957505536

約数和(自身を除く): 335936223

約数列:

[1, 3, 9, 31, 47, 93, 107, 141, 279, 321, 423, 443, 963, 1329, 1457, 3317, 3987, 4371, 5029, 9951, 13113, 13733, 15087, 20821, 29853, 41199, 45261, 47401, 62463, 123597, 142203, 155899, 187389, 426609, 467697, 645451, 1403091, 1469431, 1936353, 2227847, 4408293, 5809059, 6683541, 13224879, 20050623, 69063257, 207189771, 621569313]

約数ペア:

[(1, 621569313), (3, 207189771), (9, 69063257), (31, 20050623), (47, 13224879), (93, 6683541), (107, 5809059), (141, 4408293), (279, 2227847), (321, 1936353), (423, 1469431), (443, 1403091), (963, 645451), (1329, 467697), (1457, 426609), (3317, 187389), (3987, 155899), (4371, 142203), (5029, 123597), (9951, 62463), (13113, 47401), (13733, 45261), (15087, 41199), (20821, 29853)]