259328524

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{1451}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 560077056

約数和(自身を除く): 300748532

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 491, 982, 1451, 1964, 2902, 3437, 5804, 6383, 6874, 10157, 12766, 13748, 18863, 20314, 25532, 37726, 40628, 44681, 75452, 89362, 132041, 178724, 264082, 528164, 712441, 1424882, 2849764, 4987087, 9261733, 9974174, 18523466, 19948348, 37046932, 64832131, 129664262, 259328524]

約数ペア:

[(1, 259328524), (2, 129664262), (4, 64832131), (7, 37046932), (13, 19948348), (14, 18523466), (26, 9974174), (28, 9261733), (52, 4987087), (91, 2849764), (182, 1424882), (364, 712441), (491, 528164), (982, 264082), (1451, 178724), (1964, 132041), (2902, 89362), (3437, 75452), (5804, 44681), (6383, 40628), (6874, 37726), (10157, 25532), (12766, 20314), (13748, 18863)]