228218319

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{521}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 400645440

約数和(自身を除く): 172427121

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 409, 521, 1071, 1227, 1563, 2863, 3647, 3681, 4689, 6953, 8589, 8857, 10941, 20859, 25767, 26571, 32823, 48671, 61999, 62577, 79713, 146013, 185997, 213089, 438039, 557991, 639267, 1491623, 1917801, 3622513, 4474869, 10867539, 13424607, 25357591, 32602617, 76072773, 228218319]

約数ペア:

[(1, 228218319), (3, 76072773), (7, 32602617), (9, 25357591), (17, 13424607), (21, 10867539), (51, 4474869), (63, 3622513), (119, 1917801), (153, 1491623), (357, 639267), (409, 557991), (521, 438039), (1071, 213089), (1227, 185997), (1563, 146013), (2863, 79713), (3647, 62577), (3681, 61999), (4689, 48671), (6953, 32823), (8589, 26571), (8857, 25767), (10941, 20859)]