6990291

素因数分解:

$3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1$

素因数の和:173

約数の個数: 54

約数和(自身を含む): 13008996

約数和(自身を除く): 6018705

約数列:

[1, 3, 7, 9, 11, 21, 33, 49, 63, 77, 99, 121, 131, 147, 231, 363, 393, 441, 539, 693, 847, 917, 1089, 1179, 1441, 1617, 2541, 2751, 4323, 4851, 5929, 6419, 7623, 8253, 10087, 12969, 15851, 17787, 19257, 30261, 47553, 53361, 57771, 70609, 90783, 110957, 142659, 211827, 332871, 635481, 776699, 998613, 2330097, 6990291]

約数ペア:

[(1, 6990291), (3, 2330097), (7, 998613), (9, 776699), (11, 635481), (21, 332871), (33, 211827), (49, 142659), (63, 110957), (77, 90783), (99, 70609), (121, 57771), (131, 53361), (147, 47553), (231, 30261), (363, 19257), (393, 17787), (441, 15851), (539, 12969), (693, 10087), (847, 8253), (917, 7623), (1089, 6419), (1179, 5929), (1441, 4851), (1617, 4323), (2541, 2751)]