27984510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{1301}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 73120320

約数和(自身を除く): 45135810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 239, 478, 717, 1195, 1301, 1434, 2151, 2390, 2602, 3585, 3903, 4302, 6505, 7170, 7806, 10755, 11709, 13010, 19515, 21510, 23418, 39030, 58545, 117090, 310939, 621878, 932817, 1554695, 1865634, 2798451, 3109390, 4664085, 5596902, 9328170, 13992255, 27984510]

約数ペア:

[(1, 27984510), (2, 13992255), (3, 9328170), (5, 5596902), (6, 4664085), (9, 3109390), (10, 2798451), (15, 1865634), (18, 1554695), (30, 932817), (45, 621878), (90, 310939), (239, 117090), (478, 58545), (717, 39030), (1195, 23418), (1301, 21510), (1434, 19515), (2151, 13010), (2390, 11709), (2602, 10755), (3585, 7806), (3903, 7170), (4302, 6505)]