27138690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{911}}^1$

素因数の和:1255

約数の個数: 48

約数和(自身を含む): 70851456

約数和(自身を除く): 43712766

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 331, 662, 911, 993, 1655, 1822, 1986, 2733, 2979, 3310, 4555, 4965, 5466, 5958, 8199, 9110, 9930, 13665, 14895, 16398, 27330, 29790, 40995, 81990, 301541, 603082, 904623, 1507705, 1809246, 2713869, 3015410, 4523115, 5427738, 9046230, 13569345, 27138690]

約数ペア:

[(1, 27138690), (2, 13569345), (3, 9046230), (5, 5427738), (6, 4523115), (9, 3015410), (10, 2713869), (15, 1809246), (18, 1507705), (30, 904623), (45, 603082), (90, 301541), (331, 81990), (662, 40995), (911, 29790), (993, 27330), (1655, 16398), (1822, 14895), (1986, 13665), (2733, 9930), (2979, 9110), (3310, 8199), (4555, 5958), (4965, 5466)]