78971919

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{383}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 120766464

約数和(自身を除く): 41794545

約数列:

[1, 3, 13, 17, 39, 51, 221, 311, 383, 663, 933, 1149, 4043, 4979, 5287, 6511, 12129, 14937, 15861, 19533, 68731, 84643, 119113, 206193, 253929, 357339, 1548469, 2024921, 4645407, 6074763, 26323973, 78971919]

約数ペア:

[(1, 78971919), (3, 26323973), (13, 6074763), (17, 4645407), (39, 2024921), (51, 1548469), (221, 357339), (311, 253929), (383, 206193), (663, 119113), (933, 84643), (1149, 68731), (4043, 19533), (4979, 15861), (5287, 14937), (6511, 12129)]