28575666

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 80

約数和(自身を含む): 74156544

約数和(自身を除く): 45580878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 113, 126, 162, 189, 223, 226, 339, 378, 446, 567, 669, 678, 791, 1017, 1134, 1338, 1561, 1582, 2007, 2034, 2373, 3051, 3122, 4014, 4683, 4746, 6021, 6102, 7119, 9153, 9366, 12042, 14049, 14238, 18063, 18306, 21357, 25199, 28098, 36126, 42147, 42714, 50398, 64071, 75597, 84294, 126441, 128142, 151194, 176393, 226791, 252882, 352786, 453582, 529179, 680373, 1058358, 1360746, 1587537, 2041119, 3175074, 4082238, 4762611, 9525222, 14287833, 28575666]

約数ペア:

[(1, 28575666), (2, 14287833), (3, 9525222), (6, 4762611), (7, 4082238), (9, 3175074), (14, 2041119), (18, 1587537), (21, 1360746), (27, 1058358), (42, 680373), (54, 529179), (63, 453582), (81, 352786), (113, 252882), (126, 226791), (162, 176393), (189, 151194), (223, 128142), (226, 126441), (339, 84294), (378, 75597), (446, 64071), (567, 50398), (669, 42714), (678, 42147), (791, 36126), (1017, 28098), (1134, 25199), (1338, 21357), (1561, 18306), (1582, 18063), (2007, 14238), (2034, 14049), (2373, 12042), (3051, 9366), (3122, 9153), (4014, 7119), (4683, 6102), (4746, 6021)]