681396093

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{4721}}^1$

素因数の和:4842

約数の個数: 48

約数和(自身を含む): 1178611200

約数和(自身を除く): 497215107

約数列:

[1, 3, 7, 9, 21, 29, 63, 79, 87, 203, 237, 261, 553, 609, 711, 1659, 1827, 2291, 4721, 4977, 6873, 14163, 16037, 20619, 33047, 42489, 48111, 99141, 136909, 144333, 297423, 372959, 410727, 958363, 1118877, 1232181, 2610713, 2875089, 3356631, 7832139, 8625267, 10815811, 23496417, 32447433, 75710677, 97342299, 227132031, 681396093]

約数ペア:

[(1, 681396093), (3, 227132031), (7, 97342299), (9, 75710677), (21, 32447433), (29, 23496417), (63, 10815811), (79, 8625267), (87, 7832139), (203, 3356631), (237, 2875089), (261, 2610713), (553, 1232181), (609, 1118877), (711, 958363), (1659, 410727), (1827, 372959), (2291, 297423), (4721, 144333), (4977, 136909), (6873, 99141), (14163, 48111), (16037, 42489), (20619, 33047)]