28370862

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{461}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 66594528

約数和(自身を除く): 38223666

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 263, 461, 526, 789, 922, 1383, 1578, 2367, 2766, 3419, 4149, 4734, 5993, 6838, 8298, 10257, 11986, 17979, 20514, 30771, 35958, 53937, 61542, 107874, 121243, 242486, 363729, 727458, 1091187, 1576159, 2182374, 3152318, 4728477, 9456954, 14185431, 28370862]

約数ペア:

[(1, 28370862), (2, 14185431), (3, 9456954), (6, 4728477), (9, 3152318), (13, 2182374), (18, 1576159), (26, 1091187), (39, 727458), (78, 363729), (117, 242486), (234, 121243), (263, 107874), (461, 61542), (526, 53937), (789, 35958), (922, 30771), (1383, 20514), (1578, 17979), (2367, 11986), (2766, 10257), (3419, 8298), (4149, 6838), (4734, 5993)]