4256847

素因数分解:

$3^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 7311360

約数和(自身を除く): 3054513

約数列:

[1, 3, 7, 9, 21, 27, 63, 101, 189, 223, 303, 669, 707, 909, 1561, 2007, 2121, 2727, 4683, 6021, 6363, 14049, 19089, 22523, 42147, 67569, 157661, 202707, 472983, 608121, 1418949, 4256847]

約数ペア:

[(1, 4256847), (3, 1418949), (7, 608121), (9, 472983), (21, 202707), (27, 157661), (63, 67569), (101, 42147), (189, 22523), (223, 19089), (303, 14049), (669, 6363), (707, 6021), (909, 4683), (1561, 2727), (2007, 2121)]