864248

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:108

約数の個数: 64

約数和(自身を含む): 2142720

約数和(自身を除く): 1278472

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 44, 46, 56, 61, 77, 88, 92, 122, 154, 161, 184, 244, 253, 308, 322, 427, 488, 506, 616, 644, 671, 854, 1012, 1288, 1342, 1403, 1708, 1771, 2024, 2684, 2806, 3416, 3542, 4697, 5368, 5612, 7084, 9394, 9821, 11224, 14168, 15433, 18788, 19642, 30866, 37576, 39284, 61732, 78568, 108031, 123464, 216062, 432124, 864248]

約数ペア:

[(1, 864248), (2, 432124), (4, 216062), (7, 123464), (8, 108031), (11, 78568), (14, 61732), (22, 39284), (23, 37576), (28, 30866), (44, 19642), (46, 18788), (56, 15433), (61, 14168), (77, 11224), (88, 9821), (92, 9394), (122, 7084), (154, 5612), (161, 5368), (184, 4697), (244, 3542), (253, 3416), (308, 2806), (322, 2684), (427, 2024), (488, 1771), (506, 1708), (616, 1403), (644, 1342), (671, 1288), (854, 1012)]