15988266

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{613}}^1$

素因数の和:657

約数の個数: 80

約数和(自身を含む): 42793344

約数和(自身を除く): 26805078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 81, 126, 138, 161, 162, 189, 207, 322, 378, 414, 483, 567, 613, 621, 966, 1134, 1226, 1242, 1449, 1839, 1863, 2898, 3678, 3726, 4291, 4347, 5517, 8582, 8694, 11034, 12873, 13041, 14099, 16551, 25746, 26082, 28198, 33102, 38619, 42297, 49653, 77238, 84594, 98693, 99306, 115857, 126891, 197386, 231714, 253782, 296079, 347571, 380673, 592158, 695142, 761346, 888237, 1142019, 1776474, 2284038, 2664711, 5329422, 7994133, 15988266]

約数ペア:

[(1, 15988266), (2, 7994133), (3, 5329422), (6, 2664711), (7, 2284038), (9, 1776474), (14, 1142019), (18, 888237), (21, 761346), (23, 695142), (27, 592158), (42, 380673), (46, 347571), (54, 296079), (63, 253782), (69, 231714), (81, 197386), (126, 126891), (138, 115857), (161, 99306), (162, 98693), (189, 84594), (207, 77238), (322, 49653), (378, 42297), (414, 38619), (483, 33102), (567, 28198), (613, 26082), (621, 25746), (966, 16551), (1134, 14099), (1226, 13041), (1242, 12873), (1449, 11034), (1839, 8694), (1863, 8582), (2898, 5517), (3678, 4347), (3726, 4291)]