28931088

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:292

約数の個数: 80

約数和(自身を含む): 77780736

約数和(自身を除く): 48849648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 107, 129, 131, 172, 214, 258, 262, 321, 344, 393, 428, 516, 524, 642, 688, 786, 856, 1032, 1048, 1284, 1572, 1712, 2064, 2096, 2568, 3144, 4601, 5136, 5633, 6288, 9202, 11266, 13803, 14017, 16899, 18404, 22532, 27606, 28034, 33798, 36808, 42051, 45064, 55212, 56068, 67596, 73616, 84102, 90128, 110424, 112136, 135192, 168204, 220848, 224272, 270384, 336408, 602731, 672816, 1205462, 1808193, 2410924, 3616386, 4821848, 7232772, 9643696, 14465544, 28931088]

約数ペア:

[(1, 28931088), (2, 14465544), (3, 9643696), (4, 7232772), (6, 4821848), (8, 3616386), (12, 2410924), (16, 1808193), (24, 1205462), (43, 672816), (48, 602731), (86, 336408), (107, 270384), (129, 224272), (131, 220848), (172, 168204), (214, 135192), (258, 112136), (262, 110424), (321, 90128), (344, 84102), (393, 73616), (428, 67596), (516, 56068), (524, 55212), (642, 45064), (688, 42051), (786, 36808), (856, 33798), (1032, 28034), (1048, 27606), (1284, 22532), (1572, 18404), (1712, 16899), (2064, 14017), (2096, 13803), (2568, 11266), (3144, 9202), (4601, 6288), (5136, 5633)]