86874039

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 80

約数和(自身を含む): 157582656

約数和(自身を除く): 70708617

約数列:

[1, 3, 7, 9, 21, 27, 37, 41, 63, 81, 101, 111, 123, 189, 259, 287, 303, 333, 369, 567, 707, 777, 861, 909, 999, 1107, 1517, 2121, 2331, 2583, 2727, 2997, 3321, 3737, 4141, 4551, 6363, 6993, 7749, 8181, 10619, 11211, 12423, 13653, 19089, 20979, 23247, 26159, 28987, 31857, 33633, 37269, 40959, 57267, 78477, 86961, 95571, 100899, 111807, 122877, 153217, 235431, 260883, 286713, 302697, 335421, 459651, 706293, 782649, 860139, 1072519, 1378953, 2118879, 2347947, 3217557, 4136859, 9652671, 12410577, 28958013, 86874039]

約数ペア:

[(1, 86874039), (3, 28958013), (7, 12410577), (9, 9652671), (21, 4136859), (27, 3217557), (37, 2347947), (41, 2118879), (63, 1378953), (81, 1072519), (101, 860139), (111, 782649), (123, 706293), (189, 459651), (259, 335421), (287, 302697), (303, 286713), (333, 260883), (369, 235431), (567, 153217), (707, 122877), (777, 111807), (861, 100899), (909, 95571), (999, 86961), (1107, 78477), (1517, 57267), (2121, 40959), (2331, 37269), (2583, 33633), (2727, 31857), (2997, 28987), (3321, 26159), (3737, 23247), (4141, 20979), (4551, 19089), (6363, 13653), (6993, 12423), (7749, 11211), (8181, 10619)]