1281226388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{3049}}^1\times {\mathrm{8081}}^1$

素因数の和:11147

約数の個数: 24

約数和(自身を含む): 2415709800

約数和(自身を除く): 1134483412

約数列:

[1, 2, 4, 13, 26, 52, 3049, 6098, 8081, 12196, 16162, 32324, 39637, 79274, 105053, 158548, 210106, 420212, 24638969, 49277938, 98555876, 320306597, 640613194, 1281226388]

約数ペア:

[(1, 1281226388), (2, 640613194), (4, 320306597), (13, 98555876), (26, 49277938), (52, 24638969), (3049, 420212), (6098, 210106), (8081, 158548), (12196, 105053), (16162, 79274), (32324, 39637)]