28876638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 69672960

約数和(自身を除く): 40796322

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 167, 179, 322, 334, 358, 483, 501, 537, 966, 1002, 1074, 1169, 1253, 2338, 2506, 3507, 3759, 3841, 4117, 7014, 7518, 7682, 8234, 11523, 12351, 23046, 24702, 26887, 28819, 29893, 53774, 57638, 59786, 80661, 86457, 89679, 161322, 172914, 179358, 209251, 418502, 627753, 687539, 1255506, 1375078, 2062617, 4125234, 4812773, 9625546, 14438319, 28876638]

約数ペア:

[(1, 28876638), (2, 14438319), (3, 9625546), (6, 4812773), (7, 4125234), (14, 2062617), (21, 1375078), (23, 1255506), (42, 687539), (46, 627753), (69, 418502), (138, 209251), (161, 179358), (167, 172914), (179, 161322), (322, 89679), (334, 86457), (358, 80661), (483, 59786), (501, 57638), (537, 53774), (966, 29893), (1002, 28819), (1074, 26887), (1169, 24702), (1253, 23046), (2338, 12351), (2506, 11523), (3507, 8234), (3759, 7682), (3841, 7518), (4117, 7014)]