378793611

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13451}}^1$

素因数の和:13616

約数の個数: 32

約数和(自身を含む): 645696000

約数和(自身を除く): 266902389

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 447, 1043, 1341, 3129, 4023, 9387, 13451, 28161, 40353, 94157, 121059, 282471, 363177, 847413, 2004199, 2542239, 6012597, 14029393, 18037791, 42088179, 54113373, 126264537, 378793611]

約数ペア:

[(1, 378793611), (3, 126264537), (7, 54113373), (9, 42088179), (21, 18037791), (27, 14029393), (63, 6012597), (149, 2542239), (189, 2004199), (447, 847413), (1043, 363177), (1341, 282471), (3129, 121059), (4023, 94157), (9387, 40353), (13451, 28161)]