421336905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{54331}}^1$

素因数の和:54397

約数の個数: 32

約数和(自身を含む): 751085568

約数和(自身を除く): 329748663

約数列:

[1, 3, 5, 11, 15, 33, 47, 55, 141, 165, 235, 517, 705, 1551, 2585, 7755, 54331, 162993, 271655, 597641, 814965, 1792923, 2553557, 2988205, 7660671, 8964615, 12767785, 28089127, 38303355, 84267381, 140445635, 421336905]

約数ペア:

[(1, 421336905), (3, 140445635), (5, 84267381), (11, 38303355), (15, 28089127), (33, 12767785), (47, 8964615), (55, 7660671), (141, 2988205), (165, 2553557), (235, 1792923), (517, 814965), (705, 597641), (1551, 271655), (2585, 162993), (7755, 54331)]