27240129

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3251}}^1$

素因数の和:3290

約数の個数: 36

約数和(自身を含む): 48194640

約数和(自身を除く): 20954511

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 399, 441, 931, 1197, 2793, 3251, 8379, 9753, 22757, 29259, 61769, 68271, 159299, 185307, 204813, 432383, 477897, 555921, 1297149, 1433691, 3026681, 3891447, 9080043, 27240129]

約数ペア:

[(1, 27240129), (3, 9080043), (7, 3891447), (9, 3026681), (19, 1433691), (21, 1297149), (49, 555921), (57, 477897), (63, 432383), (133, 204813), (147, 185307), (171, 159299), (399, 68271), (441, 61769), (931, 29259), (1197, 22757), (2793, 9753), (3251, 8379)]