1380973724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 2724829632

約数和(自身を除く): 1343855908

約数列:

[1, 2, 4, 13, 26, 43, 52, 53, 86, 106, 172, 212, 271, 542, 559, 689, 1084, 1118, 1378, 1849, 2236, 2279, 2756, 3523, 3698, 4558, 7046, 7396, 9116, 11653, 14092, 14363, 23306, 24037, 28726, 29627, 46612, 48074, 57452, 59254, 96148, 97997, 118508, 151489, 186719, 195994, 302978, 373438, 391988, 501079, 605956, 617609, 746876, 1002158, 1235218, 1273961, 2004316, 2470436, 2547922, 5095844, 6514027, 8028917, 13028054, 16057834, 26056108, 26557187, 32115668, 53114374, 106228748, 345243431, 690486862, 1380973724]

約数ペア:

[(1, 1380973724), (2, 690486862), (4, 345243431), (13, 106228748), (26, 53114374), (43, 32115668), (52, 26557187), (53, 26056108), (86, 16057834), (106, 13028054), (172, 8028917), (212, 6514027), (271, 5095844), (542, 2547922), (559, 2470436), (689, 2004316), (1084, 1273961), (1118, 1235218), (1378, 1002158), (1849, 746876), (2236, 617609), (2279, 605956), (2756, 501079), (3523, 391988), (3698, 373438), (4558, 302978), (7046, 195994), (7396, 186719), (9116, 151489), (11653, 118508), (14092, 97997), (14363, 96148), (23306, 59254), (24037, 57452), (28726, 48074), (29627, 46612)]