57457245

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 94723200

約数和(自身を除く): 37265955

約数列:

[1, 3, 5, 15, 43, 129, 215, 229, 389, 645, 687, 1145, 1167, 1945, 3435, 5835, 9847, 16727, 29541, 49235, 50181, 83635, 89081, 147705, 250905, 267243, 445405, 1336215, 3830483, 11491449, 19152415, 57457245]

約数ペア:

[(1, 57457245), (3, 19152415), (5, 11491449), (15, 3830483), (43, 1336215), (129, 445405), (215, 267243), (229, 250905), (389, 147705), (645, 89081), (687, 83635), (1145, 50181), (1167, 49235), (1945, 29541), (3435, 16727), (5835, 9847)]