213121974

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{143807}}^1$

素因数の和:143844

約数の個数: 32

約数和(自身を含む): 483194880

約数和(自身を除く): 270072906

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 143807, 287614, 431421, 862842, 1869491, 2732333, 3738982, 5464666, 5608473, 8196999, 11216946, 16393998, 35520329, 71040658, 106560987, 213121974]

約数ペア:

[(1, 213121974), (2, 106560987), (3, 71040658), (6, 35520329), (13, 16393998), (19, 11216946), (26, 8196999), (38, 5608473), (39, 5464666), (57, 3738982), (78, 2732333), (114, 1869491), (247, 862842), (494, 431421), (741, 287614), (1482, 143807)]