2103515

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 16

約数和(自身を含む): 2656800

約数和(自身を除く): 553285

約数列:

[1, 5, 29, 89, 145, 163, 445, 815, 2581, 4727, 12905, 14507, 23635, 72535, 420703, 2103515]

約数ペア:

[(1, 2103515), (5, 420703), (29, 72535), (89, 23635), (145, 14507), (163, 12905), (445, 4727), (815, 2581)]