28626858

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 72648576

約数和(自身を除く): 44021718

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 81, 117, 138, 162, 197, 207, 234, 243, 299, 351, 394, 414, 486, 591, 598, 621, 702, 897, 1053, 1182, 1242, 1773, 1794, 1863, 2106, 2561, 2691, 3159, 3546, 3726, 4531, 5122, 5319, 5382, 5589, 6318, 7683, 8073, 9062, 10638, 11178, 13593, 15366, 15957, 16146, 23049, 24219, 27186, 31914, 40779, 46098, 47871, 48438, 58903, 69147, 72657, 81558, 95742, 117806, 122337, 138294, 145314, 176709, 207441, 244674, 353418, 367011, 414882, 530127, 622323, 734022, 1060254, 1101033, 1244646, 1590381, 2202066, 3180762, 4771143, 9542286, 14313429, 28626858]

約数ペア:

[(1, 28626858), (2, 14313429), (3, 9542286), (6, 4771143), (9, 3180762), (13, 2202066), (18, 1590381), (23, 1244646), (26, 1101033), (27, 1060254), (39, 734022), (46, 622323), (54, 530127), (69, 414882), (78, 367011), (81, 353418), (117, 244674), (138, 207441), (162, 176709), (197, 145314), (207, 138294), (234, 122337), (243, 117806), (299, 95742), (351, 81558), (394, 72657), (414, 69147), (486, 58903), (591, 48438), (598, 47871), (621, 46098), (702, 40779), (897, 31914), (1053, 27186), (1182, 24219), (1242, 23049), (1773, 16146), (1794, 15957), (1863, 15366), (2106, 13593), (2561, 11178), (2691, 10638), (3159, 9062), (3546, 8073), (3726, 7683), (4531, 6318), (5122, 5589), (5319, 5382)]