12865185

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 24111360

約数和(自身を除く): 11246175

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 367, 369, 615, 779, 855, 1101, 1835, 1845, 2337, 3303, 3895, 5505, 6973, 7011, 11685, 15047, 16515, 20919, 34865, 35055, 45141, 62757, 75235, 104595, 135423, 225705, 285893, 313785, 677115, 857679, 1429465, 2573037, 4288395, 12865185]

約数ペア:

[(1, 12865185), (3, 4288395), (5, 2573037), (9, 1429465), (15, 857679), (19, 677115), (41, 313785), (45, 285893), (57, 225705), (95, 135423), (123, 104595), (171, 75235), (205, 62757), (285, 45141), (367, 35055), (369, 34865), (615, 20919), (779, 16515), (855, 15047), (1101, 11685), (1835, 7011), (1845, 6973), (2337, 5505), (3303, 3895)]