27638390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{491}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 53809056

約数和(自身を除く): 26170666

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 433, 491, 866, 982, 2165, 2455, 4330, 4910, 5629, 6383, 11258, 12766, 28145, 31915, 56290, 63830, 212603, 425206, 1063015, 2126030, 2763839, 5527678, 13819195, 27638390]

約数ペア:

[(1, 27638390), (2, 13819195), (5, 5527678), (10, 2763839), (13, 2126030), (26, 1063015), (65, 425206), (130, 212603), (433, 63830), (491, 56290), (866, 31915), (982, 28145), (2165, 12766), (2455, 11258), (4330, 6383), (4910, 5629)]