64841553

素因数分解:

$3^4\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:105

約数の個数: 90

約数和(自身を含む): 123276978

約数和(自身を除く): 58435425

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 49, 51, 63, 81, 93, 119, 147, 153, 189, 217, 279, 357, 441, 459, 527, 567, 651, 833, 837, 961, 1071, 1323, 1377, 1519, 1581, 1953, 2499, 2511, 2883, 3213, 3689, 3969, 4557, 4743, 5859, 6727, 7497, 8649, 9639, 11067, 13671, 14229, 16337, 17577, 20181, 22491, 25823, 25947, 33201, 41013, 42687, 47089, 49011, 60543, 67473, 77469, 77841, 99603, 114359, 123039, 141267, 147033, 181629, 232407, 298809, 343077, 423801, 441099, 544887, 697221, 800513, 1029231, 1271403, 1323297, 2091663, 2401539, 3087693, 3814209, 7204617, 9263079, 21613851, 64841553]

約数ペア:

[(1, 64841553), (3, 21613851), (7, 9263079), (9, 7204617), (17, 3814209), (21, 3087693), (27, 2401539), (31, 2091663), (49, 1323297), (51, 1271403), (63, 1029231), (81, 800513), (93, 697221), (119, 544887), (147, 441099), (153, 423801), (189, 343077), (217, 298809), (279, 232407), (357, 181629), (441, 147033), (459, 141267), (527, 123039), (567, 114359), (651, 99603), (833, 77841), (837, 77469), (961, 67473), (1071, 60543), (1323, 49011), (1377, 47089), (1519, 42687), (1581, 41013), (1953, 33201), (2499, 25947), (2511, 25823), (2883, 22491), (3213, 20181), (3689, 17577), (3969, 16337), (4557, 14229), (4743, 13671), (5859, 11067), (6727, 9639), (7497, 8649)]