80380209

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3727}}^1$

素因数の和:3829

約数の個数: 32

約数和(自身を含む): 133611520

約数和(自身を除く): 53231311

約数列:

[1, 3, 7, 13, 21, 39, 79, 91, 237, 273, 553, 1027, 1659, 3081, 3727, 7189, 11181, 21567, 26089, 48451, 78267, 145353, 294433, 339157, 883299, 1017471, 2061031, 3827629, 6183093, 11482887, 26793403, 80380209]

約数ペア:

[(1, 80380209), (3, 26793403), (7, 11482887), (13, 6183093), (21, 3827629), (39, 2061031), (79, 1017471), (91, 883299), (237, 339157), (273, 294433), (553, 145353), (1027, 78267), (1659, 48451), (3081, 26089), (3727, 21567), (7189, 11181)]