2907646

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 32

約数和(自身を含む): 5564160

約数和(自身を除く): 2656514

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 643, 646, 1286, 2261, 4501, 4522, 9002, 10931, 12217, 21862, 24434, 76517, 85519, 153034, 171038, 207689, 415378, 1453823, 2907646]

約数ペア:

[(1, 2907646), (2, 1453823), (7, 415378), (14, 207689), (17, 171038), (19, 153034), (34, 85519), (38, 76517), (119, 24434), (133, 21862), (238, 12217), (266, 10931), (323, 9002), (643, 4522), (646, 4501), (1286, 2261)]