31315270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{14431}}^1$

素因数の和:14476

約数の個数: 32

約数和(自身を含む): 66502656

約数和(自身を除く): 35187386

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 14431, 28862, 72155, 101017, 144310, 202034, 447361, 505085, 894722, 1010170, 2236805, 3131527, 4473610, 6263054, 15657635, 31315270]

約数ペア:

[(1, 31315270), (2, 15657635), (5, 6263054), (7, 4473610), (10, 3131527), (14, 2236805), (31, 1010170), (35, 894722), (62, 505085), (70, 447361), (155, 202034), (217, 144310), (310, 101017), (434, 72155), (1085, 28862), (2170, 14431)]