387723735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{1230869}}^1$

素因数の和:1230887

約数の個数: 24

約数和(自身を含む): 768062880

約数和(自身を除く): 380339145

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 1230869, 3692607, 6154345, 8616083, 11077821, 18463035, 25848249, 43080415, 55389105, 77544747, 129241245, 387723735]

約数ペア:

[(1, 387723735), (3, 129241245), (5, 77544747), (7, 55389105), (9, 43080415), (15, 25848249), (21, 18463035), (35, 11077821), (45, 8616083), (63, 6154345), (105, 3692607), (315, 1230869)]