2947266

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:157

約数の個数: 80

約数和(自身を含む): 7945344

約数和(自身を除く): 4998078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 113, 126, 138, 161, 162, 189, 207, 226, 322, 339, 378, 414, 483, 567, 621, 678, 791, 966, 1017, 1134, 1242, 1449, 1582, 1863, 2034, 2373, 2599, 2898, 3051, 3726, 4347, 4746, 5198, 6102, 7119, 7797, 8694, 9153, 13041, 14238, 15594, 18193, 18306, 21357, 23391, 26082, 36386, 42714, 46782, 54579, 64071, 70173, 109158, 128142, 140346, 163737, 210519, 327474, 421038, 491211, 982422, 1473633, 2947266]

約数ペア:

[(1, 2947266), (2, 1473633), (3, 982422), (6, 491211), (7, 421038), (9, 327474), (14, 210519), (18, 163737), (21, 140346), (23, 128142), (27, 109158), (42, 70173), (46, 64071), (54, 54579), (63, 46782), (69, 42714), (81, 36386), (113, 26082), (126, 23391), (138, 21357), (161, 18306), (162, 18193), (189, 15594), (207, 14238), (226, 13041), (322, 9153), (339, 8694), (378, 7797), (414, 7119), (483, 6102), (567, 5198), (621, 4746), (678, 4347), (791, 3726), (966, 3051), (1017, 2898), (1134, 2599), (1242, 2373), (1449, 2034), (1582, 1863)]