64689678

素因数分解:

$2^1\times 3^4\times {\mathrm{197}}^1\times {\mathrm{2027}}^1$

素因数の和:2238

約数の個数: 40

約数和(自身を含む): 145760472

約数和(自身を除く): 81070794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 197, 394, 591, 1182, 1773, 2027, 3546, 4054, 5319, 6081, 10638, 12162, 15957, 18243, 31914, 36486, 54729, 109458, 164187, 328374, 399319, 798638, 1197957, 2395914, 3593871, 7187742, 10781613, 21563226, 32344839, 64689678]

約数ペア:

[(1, 64689678), (2, 32344839), (3, 21563226), (6, 10781613), (9, 7187742), (18, 3593871), (27, 2395914), (54, 1197957), (81, 798638), (162, 399319), (197, 328374), (394, 164187), (591, 109458), (1182, 54729), (1773, 36486), (2027, 31914), (3546, 18243), (4054, 15957), (5319, 12162), (6081, 10638)]