778221468

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{939881}}^1$

素因数の和:939914

約数の個数: 36

約数和(自身を含む): 2052702288

約数和(自身を除く): 1274480820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 276, 414, 828, 939881, 1879762, 2819643, 3759524, 5639286, 8458929, 11278572, 16917858, 21617263, 33835716, 43234526, 64851789, 86469052, 129703578, 194555367, 259407156, 389110734, 778221468]

約数ペア:

[(1, 778221468), (2, 389110734), (3, 259407156), (4, 194555367), (6, 129703578), (9, 86469052), (12, 64851789), (18, 43234526), (23, 33835716), (36, 21617263), (46, 16917858), (69, 11278572), (92, 8458929), (138, 5639286), (207, 3759524), (276, 2819643), (414, 1879762), (828, 939881)]