1279087908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{72167}}^1$

素因数の和:72392

約数の個数: 48

約数和(自身を含む): 3427113984

約数和(自身を除く): 2148026076

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 211, 422, 633, 844, 1266, 1477, 2532, 2954, 4431, 5908, 8862, 17724, 72167, 144334, 216501, 288668, 433002, 505169, 866004, 1010338, 1515507, 2020676, 3031014, 6062028, 15227237, 30454474, 45681711, 60908948, 91363422, 106590659, 182726844, 213181318, 319771977, 426362636, 639543954, 1279087908]

約数ペア:

[(1, 1279087908), (2, 639543954), (3, 426362636), (4, 319771977), (6, 213181318), (7, 182726844), (12, 106590659), (14, 91363422), (21, 60908948), (28, 45681711), (42, 30454474), (84, 15227237), (211, 6062028), (422, 3031014), (633, 2020676), (844, 1515507), (1266, 1010338), (1477, 866004), (2532, 505169), (2954, 433002), (4431, 288668), (5908, 216501), (8862, 144334), (17724, 72167)]