38641428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{647}}^1$

素因数の和:746

約数の個数: 96

約数和(自身を含む): 116121600

約数和(自身を除く): 77480172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 84, 108, 126, 158, 189, 237, 252, 316, 378, 474, 553, 647, 711, 756, 948, 1106, 1294, 1422, 1659, 1941, 2133, 2212, 2588, 2844, 3318, 3882, 4266, 4529, 4977, 5823, 6636, 7764, 8532, 9058, 9954, 11646, 13587, 14931, 17469, 18116, 19908, 23292, 27174, 29862, 34938, 40761, 51113, 54348, 59724, 69876, 81522, 102226, 122283, 153339, 163044, 204452, 244566, 306678, 357791, 460017, 489132, 613356, 715582, 920034, 1073373, 1380051, 1431164, 1840068, 2146746, 2760102, 3220119, 4293492, 5520204, 6440238, 9660357, 12880476, 19320714, 38641428]

約数ペア:

[(1, 38641428), (2, 19320714), (3, 12880476), (4, 9660357), (6, 6440238), (7, 5520204), (9, 4293492), (12, 3220119), (14, 2760102), (18, 2146746), (21, 1840068), (27, 1431164), (28, 1380051), (36, 1073373), (42, 920034), (54, 715582), (63, 613356), (79, 489132), (84, 460017), (108, 357791), (126, 306678), (158, 244566), (189, 204452), (237, 163044), (252, 153339), (316, 122283), (378, 102226), (474, 81522), (553, 69876), (647, 59724), (711, 54348), (756, 51113), (948, 40761), (1106, 34938), (1294, 29862), (1422, 27174), (1659, 23292), (1941, 19908), (2133, 18116), (2212, 17469), (2588, 14931), (2844, 13587), (3318, 11646), (3882, 9954), (4266, 9058), (4529, 8532), (4977, 7764), (5823, 6636)]