16330590

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{431}}^1$

素因数の和:865

約数の個数: 48

約数和(自身を含む): 42659136

約数和(自身を除く): 26328546

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 421, 431, 842, 862, 1263, 1293, 2105, 2155, 2526, 2586, 3789, 3879, 4210, 4310, 6315, 6465, 7578, 7758, 12630, 12930, 18945, 19395, 37890, 38790, 181451, 362902, 544353, 907255, 1088706, 1633059, 1814510, 2721765, 3266118, 5443530, 8165295, 16330590]

約数ペア:

[(1, 16330590), (2, 8165295), (3, 5443530), (5, 3266118), (6, 2721765), (9, 1814510), (10, 1633059), (15, 1088706), (18, 907255), (30, 544353), (45, 362902), (90, 181451), (421, 38790), (431, 37890), (842, 19395), (862, 18945), (1263, 12930), (1293, 12630), (2105, 7758), (2155, 7578), (2526, 6465), (2586, 6315), (3789, 4310), (3879, 4210)]