996898581

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1291}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 1792200384

約数和(自身を除く): 795301803

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 103, 119, 147, 153, 309, 357, 441, 721, 833, 927, 1071, 1291, 1751, 2163, 2499, 3873, 5047, 5253, 6489, 7497, 9037, 11619, 12257, 15141, 15759, 21947, 27111, 36771, 45423, 63259, 65841, 81333, 85799, 110313, 132973, 153629, 189777, 197523, 257397, 398919, 460887, 569331, 772191, 930811, 1075403, 1196757, 1382661, 2260541, 2792433, 3226209, 6515677, 6781623, 8377299, 9678627, 15823787, 19547031, 20344869, 47471361, 58641093, 110766509, 142414083, 332299527, 996898581]

約数ペア:

[(1, 996898581), (3, 332299527), (7, 142414083), (9, 110766509), (17, 58641093), (21, 47471361), (49, 20344869), (51, 19547031), (63, 15823787), (103, 9678627), (119, 8377299), (147, 6781623), (153, 6515677), (309, 3226209), (357, 2792433), (441, 2260541), (721, 1382661), (833, 1196757), (927, 1075403), (1071, 930811), (1291, 772191), (1751, 569331), (2163, 460887), (2499, 398919), (3873, 257397), (5047, 197523), (5253, 189777), (6489, 153629), (7497, 132973), (9037, 110313), (11619, 85799), (12257, 81333), (15141, 65841), (15759, 63259), (21947, 45423), (27111, 36771)]