38898405

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 89631360

約数和(自身を除く): 50732955

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 35, 39, 45, 49, 59, 63, 65, 69, 91, 105, 115, 117, 147, 161, 177, 195, 207, 245, 273, 295, 299, 315, 345, 413, 441, 455, 483, 531, 585, 637, 735, 767, 805, 819, 885, 897, 1035, 1127, 1239, 1357, 1365, 1449, 1495, 1911, 2065, 2093, 2205, 2301, 2415, 2655, 2691, 2891, 3185, 3381, 3717, 3835, 4071, 4095, 4485, 5369, 5635, 5733, 6195, 6279, 6785, 6903, 7245, 8673, 9499, 9555, 10143, 10465, 11505, 12213, 13455, 14455, 14651, 16107, 16905, 17641, 18585, 18837, 20355, 26019, 26845, 28497, 28665, 31395, 34515, 37583, 43365, 43953, 47495, 48321, 50715, 52923, 61065, 66493, 73255, 80535, 85491, 88205, 94185, 112749, 123487, 130095, 131859, 142485, 158769, 187915, 199479, 219765, 241605, 264615, 332465, 338247, 370461, 427455, 563745, 598437, 617435, 659295, 793845, 864409, 997395, 1111383, 1691235, 1852305, 2593227, 2992185, 4322045, 5556915, 7779681, 12966135, 38898405]

約数ペア:

[(1, 38898405), (3, 12966135), (5, 7779681), (7, 5556915), (9, 4322045), (13, 2992185), (15, 2593227), (21, 1852305), (23, 1691235), (35, 1111383), (39, 997395), (45, 864409), (49, 793845), (59, 659295), (63, 617435), (65, 598437), (69, 563745), (91, 427455), (105, 370461), (115, 338247), (117, 332465), (147, 264615), (161, 241605), (177, 219765), (195, 199479), (207, 187915), (245, 158769), (273, 142485), (295, 131859), (299, 130095), (315, 123487), (345, 112749), (413, 94185), (441, 88205), (455, 85491), (483, 80535), (531, 73255), (585, 66493), (637, 61065), (735, 52923), (767, 50715), (805, 48321), (819, 47495), (885, 43953), (897, 43365), (1035, 37583), (1127, 34515), (1239, 31395), (1357, 28665), (1365, 28497), (1449, 26845), (1495, 26019), (1911, 20355), (2065, 18837), (2093, 18585), (2205, 17641), (2301, 16905), (2415, 16107), (2655, 14651), (2691, 14455), (2891, 13455), (3185, 12213), (3381, 11505), (3717, 10465), (3835, 10143), (4071, 9555), (4095, 9499), (4485, 8673), (5369, 7245), (5635, 6903), (5733, 6785), (6195, 6279)]