28176148

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 68640768

約数和(自身を除く): 40464620

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 52, 62, 77, 91, 124, 143, 154, 182, 217, 227, 286, 308, 341, 364, 403, 434, 454, 572, 682, 806, 868, 908, 1001, 1364, 1589, 1612, 2002, 2387, 2497, 2821, 2951, 3178, 4004, 4433, 4774, 4994, 5642, 5902, 6356, 7037, 8866, 9548, 9988, 11284, 11804, 14074, 17479, 17732, 20657, 28148, 31031, 32461, 34958, 41314, 49259, 62062, 64922, 69916, 77407, 82628, 91481, 98518, 124124, 129844, 154814, 182962, 197036, 227227, 309628, 365924, 454454, 541849, 640367, 908908, 1006291, 1083698, 1280734, 2012582, 2167396, 2561468, 4025164, 7044037, 14088074, 28176148]

約数ペア:

[(1, 28176148), (2, 14088074), (4, 7044037), (7, 4025164), (11, 2561468), (13, 2167396), (14, 2012582), (22, 1280734), (26, 1083698), (28, 1006291), (31, 908908), (44, 640367), (52, 541849), (62, 454454), (77, 365924), (91, 309628), (124, 227227), (143, 197036), (154, 182962), (182, 154814), (217, 129844), (227, 124124), (286, 98518), (308, 91481), (341, 82628), (364, 77407), (403, 69916), (434, 64922), (454, 62062), (572, 49259), (682, 41314), (806, 34958), (868, 32461), (908, 31031), (1001, 28148), (1364, 20657), (1589, 17732), (1612, 17479), (2002, 14074), (2387, 11804), (2497, 11284), (2821, 9988), (2951, 9548), (3178, 8866), (4004, 7037), (4433, 6356), (4774, 5902), (4994, 5642)]