78878985

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{4217}}^1$

素因数の和:4297

約数の個数: 32

約数和(自身を含む): 133626240

約数和(自身を除く): 54747255

約数列:

[1, 3, 5, 15, 29, 43, 87, 129, 145, 215, 435, 645, 1247, 3741, 4217, 6235, 12651, 18705, 21085, 63255, 122293, 181331, 366879, 543993, 611465, 906655, 1834395, 2719965, 5258599, 15775797, 26292995, 78878985]

約数ペア:

[(1, 78878985), (3, 26292995), (5, 15775797), (15, 5258599), (29, 2719965), (43, 1834395), (87, 906655), (129, 611465), (145, 543993), (215, 366879), (435, 181331), (645, 122293), (1247, 63255), (3741, 21085), (4217, 18705), (6235, 12651)]