728288397

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{33619}}^1$

素因数の和:33737

約数の個数: 24

約数和(自身を含む): 1101391200

約数和(自身を除く): 373102803

約数列:

[1, 3, 9, 29, 83, 87, 249, 261, 747, 2407, 7221, 21663, 33619, 100857, 302571, 974951, 2790377, 2924853, 8371131, 8774559, 25113393, 80920933, 242762799, 728288397]

約数ペア:

[(1, 728288397), (3, 242762799), (9, 80920933), (29, 25113393), (83, 8774559), (87, 8371131), (249, 2924853), (261, 2790377), (747, 974951), (2407, 302571), (7221, 100857), (21663, 33619)]