1291254014001

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{40964881}}^1$

素因数の和:40964989

約数の個数: 32

約数和(自身を含む): 2097401958400

約数和(自身を除く): 806147944399

約数列:

[1, 3, 7, 19, 21, 57, 79, 133, 237, 399, 553, 1501, 1659, 4503, 10507, 31521, 40964881, 122894643, 286754167, 778332739, 860262501, 2334998217, 3236225599, 5448329173, 9708676797, 16344987519, 22653579193, 61488286381, 67960737579, 184464859143, 430418004667, 1291254014001]

約数ペア:

[(1, 1291254014001), (3, 430418004667), (7, 184464859143), (19, 67960737579), (21, 61488286381), (57, 22653579193), (79, 16344987519), (133, 9708676797), (237, 5448329173), (399, 3236225599), (553, 2334998217), (1501, 860262501), (1659, 778332739), (4503, 286754167), (10507, 122894643), (31521, 40964881)]