820235907

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{79}}^2\times {\mathrm{859}}^1$

素因数の和:1040

約数の個数: 36

約数和(自身を含む): 1272038040

約数和(自身を除く): 451802133

約数列:

[1, 3, 9, 17, 51, 79, 153, 237, 711, 859, 1343, 2577, 4029, 6241, 7731, 12087, 14603, 18723, 43809, 56169, 67861, 106097, 131427, 203583, 318291, 610749, 954873, 1153637, 3460911, 5361019, 10382733, 16083057, 48249171, 91137323, 273411969, 820235907]

約数ペア:

[(1, 820235907), (3, 273411969), (9, 91137323), (17, 48249171), (51, 16083057), (79, 10382733), (153, 5361019), (237, 3460911), (711, 1153637), (859, 954873), (1343, 610749), (2577, 318291), (4029, 203583), (6241, 131427), (7731, 106097), (12087, 67861), (14603, 56169), (18723, 43809)]