1380494025

素因数分解:

$3^2\times 5^2\times {\mathrm{2477}}^2$

素因数の和:4970

約数の個数: 27

約数和(自身を含む): 2473616821

約数和(自身を除く): 1093122796

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 2477, 7431, 12385, 22293, 37155, 61925, 111465, 185775, 557325, 6135529, 18406587, 30677645, 55219761, 92032935, 153388225, 276098805, 460164675, 1380494025]

約数ペア:

[(1, 1380494025), (3, 460164675), (5, 276098805), (9, 153388225), (15, 92032935), (25, 55219761), (45, 30677645), (75, 18406587), (225, 6135529), (2477, 557325), (7431, 185775), (12385, 111465), (22293, 61925)]