1402443

素因数分解:

$3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 24

約数和(自身を含む): 2347488

約数和(自身を除く): 945045

約数列:

[1, 3, 7, 9, 21, 63, 113, 197, 339, 591, 791, 1017, 1379, 1773, 2373, 4137, 7119, 12411, 22261, 66783, 155827, 200349, 467481, 1402443]

約数ペア:

[(1, 1402443), (3, 467481), (7, 200349), (9, 155827), (21, 66783), (63, 22261), (113, 12411), (197, 7119), (339, 4137), (591, 2373), (791, 1773), (1017, 1379)]