12257775

素因数分解:

$3^2\times 5^2\times {\mathrm{157}}^1\times {\mathrm{347}}^1$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 22158552

約数和(自身を除く): 9900777

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 157, 225, 347, 471, 785, 1041, 1413, 1735, 2355, 3123, 3925, 5205, 7065, 8675, 11775, 15615, 26025, 35325, 54479, 78075, 163437, 272395, 490311, 817185, 1361975, 2451555, 4085925, 12257775]

約数ペア:

[(1, 12257775), (3, 4085925), (5, 2451555), (9, 1361975), (15, 817185), (25, 490311), (45, 272395), (75, 163437), (157, 78075), (225, 54479), (347, 35325), (471, 26025), (785, 15615), (1041, 11775), (1413, 8675), (1735, 7065), (2355, 5205), (3123, 3925)]