831390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 2363904

約数和(自身を除く): 1532514

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 37, 42, 70, 74, 105, 107, 111, 185, 210, 214, 222, 259, 321, 370, 518, 535, 555, 642, 749, 777, 1070, 1110, 1295, 1498, 1554, 1605, 2247, 2590, 3210, 3745, 3885, 3959, 4494, 7490, 7770, 7918, 11235, 11877, 19795, 22470, 23754, 27713, 39590, 55426, 59385, 83139, 118770, 138565, 166278, 277130, 415695, 831390]

約数ペア:

[(1, 831390), (2, 415695), (3, 277130), (5, 166278), (6, 138565), (7, 118770), (10, 83139), (14, 59385), (15, 55426), (21, 39590), (30, 27713), (35, 23754), (37, 22470), (42, 19795), (70, 11877), (74, 11235), (105, 7918), (107, 7770), (111, 7490), (185, 4494), (210, 3959), (214, 3885), (222, 3745), (259, 3210), (321, 2590), (370, 2247), (518, 1605), (535, 1554), (555, 1498), (642, 1295), (749, 1110), (777, 1070)]