2155511578948

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{81119659}}^1$

素因数の和:81119756

約数の個数: 48

約数和(自身を含む): 4706238194560

約数和(自身を除く): 2550726615612

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 73, 91, 146, 182, 292, 364, 511, 949, 1022, 1898, 2044, 3796, 6643, 13286, 26572, 81119659, 162239318, 324478636, 567837613, 1054555567, 1135675226, 2109111134, 2271350452, 4218222268, 5921735107, 7381888969, 11843470214, 14763777938, 23686940428, 29527555876, 41452145749, 76982556391, 82904291498, 153965112782, 165808582996, 307930225564, 538877894737, 1077755789474, 2155511578948]

約数ペア:

[(1, 2155511578948), (2, 1077755789474), (4, 538877894737), (7, 307930225564), (13, 165808582996), (14, 153965112782), (26, 82904291498), (28, 76982556391), (52, 41452145749), (73, 29527555876), (91, 23686940428), (146, 14763777938), (182, 11843470214), (292, 7381888969), (364, 5921735107), (511, 4218222268), (949, 2271350452), (1022, 2109111134), (1898, 1135675226), (2044, 1054555567), (3796, 567837613), (6643, 324478636), (13286, 162239318), (26572, 81119659)]