1397403

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 2367456

約数和(自身を除く): 970053

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 541, 861, 1623, 2583, 3787, 4869, 11361, 22181, 34083, 66543, 155267, 199629, 465801, 1397403]

約数ペア:

[(1, 1397403), (3, 465801), (7, 199629), (9, 155267), (21, 66543), (41, 34083), (63, 22181), (123, 11361), (287, 4869), (369, 3787), (541, 2583), (861, 1623)]