387777495

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{78577}}^1$

素因数の和:78639

約数の個数: 32

約数和(自身を含む): 724174848

約数和(自身を除く): 336397353

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 78577, 235731, 392885, 550039, 1178655, 1650117, 2750195, 3693119, 8250585, 11079357, 18465595, 25851833, 55396785, 77555499, 129259165, 387777495]

約数ペア:

[(1, 387777495), (3, 129259165), (5, 77555499), (7, 55396785), (15, 25851833), (21, 18465595), (35, 11079357), (47, 8250585), (105, 3693119), (141, 2750195), (235, 1650117), (329, 1178655), (705, 550039), (987, 392885), (1645, 235731), (4935, 78577)]