39216513

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^2\times {\mathrm{739}}^1$

素因数の和:794

約数の個数: 36

約数和(自身を含む): 64282320

約数和(自身を除く): 25065807

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 361, 399, 739, 931, 1083, 2217, 2527, 2793, 5173, 7581, 14041, 15519, 17689, 36211, 42123, 53067, 98287, 108633, 266779, 294861, 688009, 800337, 1867453, 2064027, 5602359, 13072171, 39216513]

約数ペア:

[(1, 39216513), (3, 13072171), (7, 5602359), (19, 2064027), (21, 1867453), (49, 800337), (57, 688009), (133, 294861), (147, 266779), (361, 108633), (399, 98287), (739, 53067), (931, 42123), (1083, 36211), (2217, 17689), (2527, 15519), (2793, 14041), (5173, 7581)]