28744664

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:300

約数の個数: 64

約数和(自身を含む): 61871040

約数和(自身を除く): 33126376

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 61, 92, 104, 122, 184, 197, 244, 299, 394, 488, 598, 788, 793, 1196, 1403, 1576, 1586, 2392, 2561, 2806, 3172, 4531, 5122, 5612, 6344, 9062, 10244, 11224, 12017, 18124, 18239, 20488, 24034, 36248, 36478, 48068, 58903, 72956, 96136, 117806, 145912, 156221, 235612, 276391, 312442, 471224, 552782, 624884, 1105564, 1249768, 2211128, 3593083, 7186166, 14372332, 28744664]

約数ペア:

[(1, 28744664), (2, 14372332), (4, 7186166), (8, 3593083), (13, 2211128), (23, 1249768), (26, 1105564), (46, 624884), (52, 552782), (61, 471224), (92, 312442), (104, 276391), (122, 235612), (184, 156221), (197, 145912), (244, 117806), (299, 96136), (394, 72956), (488, 58903), (598, 48068), (788, 36478), (793, 36248), (1196, 24034), (1403, 20488), (1576, 18239), (1586, 18124), (2392, 12017), (2561, 11224), (2806, 10244), (3172, 9062), (4531, 6344), (5122, 5612)]