321765904

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{16127}}^1$

素因数の和:16207

約数の個数: 40

約数和(自身を含む): 659957760

約数和(自身を除く): 338191856

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4988, 9976, 16127, 19952, 32254, 64508, 129016, 258032, 467683, 693461, 935366, 1386922, 1870732, 2773844, 3741464, 5547688, 7482928, 11095376, 20110369, 40220738, 80441476, 160882952, 321765904]

約数ペア:

[(1, 321765904), (2, 160882952), (4, 80441476), (8, 40220738), (16, 20110369), (29, 11095376), (43, 7482928), (58, 5547688), (86, 3741464), (116, 2773844), (172, 1870732), (232, 1386922), (344, 935366), (464, 693461), (688, 467683), (1247, 258032), (2494, 129016), (4988, 64508), (9976, 32254), (16127, 19952)]