81447966

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{271}}^1\times {\mathrm{283}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 180760320

約数和(自身を除く): 99312354

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 271, 283, 354, 531, 542, 566, 813, 849, 1062, 1626, 1698, 2439, 2547, 4878, 5094, 15989, 16697, 31978, 33394, 47967, 50091, 76693, 95934, 100182, 143901, 150273, 153386, 230079, 287802, 300546, 460158, 690237, 1380474, 4524887, 9049774, 13574661, 27149322, 40723983, 81447966]

約数ペア:

[(1, 81447966), (2, 40723983), (3, 27149322), (6, 13574661), (9, 9049774), (18, 4524887), (59, 1380474), (118, 690237), (177, 460158), (271, 300546), (283, 287802), (354, 230079), (531, 153386), (542, 150273), (566, 143901), (813, 100182), (849, 95934), (1062, 76693), (1626, 50091), (1698, 47967), (2439, 33394), (2547, 31978), (4878, 16697), (5094, 15989)]