212344965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:379

約数の個数: 96

約数和(自身を含む): 439186176

約数和(自身を除く): 226841211

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 43, 45, 61, 63, 105, 129, 183, 215, 257, 301, 305, 315, 387, 427, 549, 645, 771, 903, 915, 1281, 1285, 1505, 1799, 1935, 2135, 2313, 2623, 2709, 2745, 3843, 3855, 4515, 5397, 6405, 7869, 8995, 11051, 11565, 13115, 13545, 15677, 16191, 18361, 19215, 23607, 26985, 33153, 39345, 47031, 55083, 55255, 77357, 78385, 80955, 91805, 99459, 109739, 118035, 141093, 165249, 165765, 232071, 235155, 275415, 329217, 386785, 497295, 548695, 674111, 696213, 705465, 826245, 987651, 1160355, 1646085, 2022333, 3370555, 3481065, 4718777, 4938255, 6066999, 10111665, 14156331, 23593885, 30334995, 42468993, 70781655, 212344965]

約数ペア:

[(1, 212344965), (3, 70781655), (5, 42468993), (7, 30334995), (9, 23593885), (15, 14156331), (21, 10111665), (35, 6066999), (43, 4938255), (45, 4718777), (61, 3481065), (63, 3370555), (105, 2022333), (129, 1646085), (183, 1160355), (215, 987651), (257, 826245), (301, 705465), (305, 696213), (315, 674111), (387, 548695), (427, 497295), (549, 386785), (645, 329217), (771, 275415), (903, 235155), (915, 232071), (1281, 165765), (1285, 165249), (1505, 141093), (1799, 118035), (1935, 109739), (2135, 99459), (2313, 91805), (2623, 80955), (2709, 78385), (2745, 77357), (3843, 55255), (3855, 55083), (4515, 47031), (5397, 39345), (6405, 33153), (7869, 26985), (8995, 23607), (11051, 19215), (11565, 18361), (13115, 16191), (13545, 15677)]