1329404

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:257

約数の個数: 24

約数和(自身を含む): 2451456

約数和(自身を除く): 1122052

約数列:

[1, 2, 4, 31, 62, 71, 124, 142, 151, 284, 302, 604, 2201, 4402, 4681, 8804, 9362, 10721, 18724, 21442, 42884, 332351, 664702, 1329404]

約数ペア:

[(1, 1329404), (2, 664702), (4, 332351), (31, 42884), (62, 21442), (71, 18724), (124, 10721), (142, 9362), (151, 8804), (284, 4681), (302, 4402), (604, 2201)]