490655879

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{367}}^1$

素因数の和:567

約数の個数: 32

約数和(自身を含む): 595771392

約数和(自身を除く): 105115513

約数列:

[1, 7, 31, 61, 101, 217, 367, 427, 707, 1891, 2569, 3131, 6161, 11377, 13237, 21917, 22387, 37067, 43127, 79639, 156709, 190991, 259469, 693997, 1149077, 1336937, 2261087, 4857979, 8043539, 15827609, 70093697, 490655879]

約数ペア:

[(1, 490655879), (7, 70093697), (31, 15827609), (61, 8043539), (101, 4857979), (217, 2261087), (367, 1336937), (427, 1149077), (707, 693997), (1891, 259469), (2569, 190991), (3131, 156709), (6161, 79639), (11377, 43127), (13237, 37067), (21917, 22387)]