28543095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 60702720

約数和(自身を除く): 32159625

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 37, 45, 63, 79, 93, 105, 111, 155, 185, 217, 237, 259, 279, 315, 333, 395, 465, 553, 555, 651, 711, 777, 1085, 1147, 1185, 1295, 1395, 1659, 1665, 1953, 2331, 2449, 2765, 2923, 3255, 3441, 3555, 3885, 4977, 5735, 7347, 8029, 8295, 8769, 9765, 10323, 11655, 12245, 14615, 17143, 17205, 20461, 22041, 24087, 24885, 26307, 36735, 40145, 43845, 51429, 51615, 61383, 72261, 85715, 90613, 102305, 110205, 120435, 131535, 154287, 184149, 257145, 271839, 306915, 361305, 453065, 634291, 771435, 815517, 920745, 1359195, 1902873, 3171455, 4077585, 5708619, 9514365, 28543095]

約数ペア:

[(1, 28543095), (3, 9514365), (5, 5708619), (7, 4077585), (9, 3171455), (15, 1902873), (21, 1359195), (31, 920745), (35, 815517), (37, 771435), (45, 634291), (63, 453065), (79, 361305), (93, 306915), (105, 271839), (111, 257145), (155, 184149), (185, 154287), (217, 131535), (237, 120435), (259, 110205), (279, 102305), (315, 90613), (333, 85715), (395, 72261), (465, 61383), (553, 51615), (555, 51429), (651, 43845), (711, 40145), (777, 36735), (1085, 26307), (1147, 24885), (1185, 24087), (1295, 22041), (1395, 20461), (1659, 17205), (1665, 17143), (1953, 14615), (2331, 12245), (2449, 11655), (2765, 10323), (2923, 9765), (3255, 8769), (3441, 8295), (3555, 8029), (3885, 7347), (4977, 5735)]