42247821

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4943}}^1$

素因数の和:5001

約数の個数: 32

約数和(自身を含む): 72142848

約数和(自身を除く): 29895027

約数列:

[1, 3, 7, 11, 21, 33, 37, 77, 111, 231, 259, 407, 777, 1221, 2849, 4943, 8547, 14829, 34601, 54373, 103803, 163119, 182891, 380611, 548673, 1141833, 1280237, 2011801, 3840711, 6035403, 14082607, 42247821]

約数ペア:

[(1, 42247821), (3, 14082607), (7, 6035403), (11, 3840711), (21, 2011801), (33, 1280237), (37, 1141833), (77, 548673), (111, 380611), (231, 182891), (259, 163119), (407, 103803), (777, 54373), (1221, 34601), (2849, 14829), (4943, 8547)]