123442930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{30631}}^1$

素因数の和:30682

約数の個数: 32

約数和(自身を含む): 247016448

約数和(自身を除く): 123573518

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 30631, 61262, 153155, 306310, 398203, 796406, 949561, 1899122, 1991015, 3982030, 4747805, 9495610, 12344293, 24688586, 61721465, 123442930]

約数ペア:

[(1, 123442930), (2, 61721465), (5, 24688586), (10, 12344293), (13, 9495610), (26, 4747805), (31, 3982030), (62, 1991015), (65, 1899122), (130, 949561), (155, 796406), (310, 398203), (403, 306310), (806, 153155), (2015, 61262), (4030, 30631)]