28741986

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5849}}^1$

素因数の和:5880

約数の個数: 64

約数和(自身を含む): 78624000

約数和(自身を除く): 49882014

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 5849, 11698, 17547, 35094, 40943, 52641, 76037, 81886, 105282, 122829, 152074, 157923, 228111, 245658, 315846, 368487, 456222, 532259, 684333, 736974, 1064518, 1105461, 1368666, 1596777, 2052999, 2210922, 3193554, 4105998, 4790331, 9580662, 14370993, 28741986]

約数ペア:

[(1, 28741986), (2, 14370993), (3, 9580662), (6, 4790331), (7, 4105998), (9, 3193554), (13, 2210922), (14, 2052999), (18, 1596777), (21, 1368666), (26, 1105461), (27, 1064518), (39, 736974), (42, 684333), (54, 532259), (63, 456222), (78, 368487), (91, 315846), (117, 245658), (126, 228111), (182, 157923), (189, 152074), (234, 122829), (273, 105282), (351, 81886), (378, 76037), (546, 52641), (702, 40943), (819, 35094), (1638, 17547), (2457, 11698), (4914, 5849)]