12171609

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 20217600

約数和(自身を除く): 8045991

約数列:

[1, 3, 9, 17, 19, 51, 53, 57, 79, 153, 159, 171, 237, 323, 477, 711, 901, 969, 1007, 1343, 1501, 2703, 2907, 3021, 4029, 4187, 4503, 8109, 9063, 12087, 12561, 13509, 17119, 25517, 37683, 51357, 71179, 76551, 79553, 154071, 213537, 229653, 238659, 640611, 715977, 1352401, 4057203, 12171609]

約数ペア:

[(1, 12171609), (3, 4057203), (9, 1352401), (17, 715977), (19, 640611), (51, 238659), (53, 229653), (57, 213537), (79, 154071), (153, 79553), (159, 76551), (171, 71179), (237, 51357), (323, 37683), (477, 25517), (711, 17119), (901, 13509), (969, 12561), (1007, 12087), (1343, 9063), (1501, 8109), (2703, 4503), (2907, 4187), (3021, 4029)]