42980014

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 87114240

約数和(自身を除く): 44134226

約数列:

[1, 2, 7, 11, 14, 19, 22, 37, 38, 74, 77, 133, 154, 209, 259, 266, 397, 407, 418, 518, 703, 794, 814, 1406, 1463, 2779, 2849, 2926, 4367, 4921, 5558, 5698, 7543, 7733, 8734, 9842, 14689, 15086, 15466, 29378, 30569, 52801, 54131, 61138, 82973, 102823, 105602, 108262, 161579, 165946, 205646, 279091, 323158, 558182, 580811, 1131053, 1161622, 1953637, 2262106, 3070001, 3907274, 6140002, 21490007, 42980014]

約数ペア:

[(1, 42980014), (2, 21490007), (7, 6140002), (11, 3907274), (14, 3070001), (19, 2262106), (22, 1953637), (37, 1161622), (38, 1131053), (74, 580811), (77, 558182), (133, 323158), (154, 279091), (209, 205646), (259, 165946), (266, 161579), (397, 108262), (407, 105602), (418, 102823), (518, 82973), (703, 61138), (794, 54131), (814, 52801), (1406, 30569), (1463, 29378), (2779, 15466), (2849, 15086), (2926, 14689), (4367, 9842), (4921, 8734), (5558, 7733), (5698, 7543)]