1561532

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 3294144

約数和(自身を除く): 1732612

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 257, 434, 514, 868, 1028, 1519, 1799, 3038, 3598, 6076, 7196, 7967, 12593, 15934, 25186, 31868, 50372, 55769, 111538, 223076, 390383, 780766, 1561532]

約数ペア:

[(1, 1561532), (2, 780766), (4, 390383), (7, 223076), (14, 111538), (28, 55769), (31, 50372), (49, 31868), (62, 25186), (98, 15934), (124, 12593), (196, 7967), (217, 7196), (257, 6076), (434, 3598), (514, 3038), (868, 1799), (1028, 1519)]