27720474

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 61067520

約数和(自身を除く): 33347046

約数列:

[1, 2, 3, 6, 23, 37, 46, 61, 69, 74, 89, 111, 122, 138, 178, 183, 222, 267, 366, 534, 851, 1403, 1702, 2047, 2257, 2553, 2806, 3293, 4094, 4209, 4514, 5106, 5429, 6141, 6586, 6771, 8418, 9879, 10858, 12282, 13542, 16287, 19758, 32574, 51911, 75739, 103822, 124867, 151478, 155733, 200873, 227217, 249734, 311466, 374601, 401746, 454434, 602619, 749202, 1205238, 4620079, 9240158, 13860237, 27720474]

約数ペア:

[(1, 27720474), (2, 13860237), (3, 9240158), (6, 4620079), (23, 1205238), (37, 749202), (46, 602619), (61, 454434), (69, 401746), (74, 374601), (89, 311466), (111, 249734), (122, 227217), (138, 200873), (178, 155733), (183, 151478), (222, 124867), (267, 103822), (366, 75739), (534, 51911), (851, 32574), (1403, 19758), (1702, 16287), (2047, 13542), (2257, 12282), (2553, 10858), (2806, 9879), (3293, 8418), (4094, 6771), (4209, 6586), (4514, 6141), (5106, 5429)]