28130944

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 60588000

約数和(自身を除く): 32457056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 269, 304, 344, 538, 608, 688, 817, 1076, 1216, 1376, 1634, 2152, 2432, 2752, 3268, 4304, 5111, 5504, 6536, 8608, 10222, 11567, 13072, 17216, 20444, 23134, 26144, 34432, 40888, 46268, 52288, 81776, 92536, 104576, 163552, 185072, 219773, 327104, 370144, 439546, 654208, 740288, 879092, 1480576, 1758184, 3516368, 7032736, 14065472, 28130944]

約数ペア:

[(1, 28130944), (2, 14065472), (4, 7032736), (8, 3516368), (16, 1758184), (19, 1480576), (32, 879092), (38, 740288), (43, 654208), (64, 439546), (76, 370144), (86, 327104), (128, 219773), (152, 185072), (172, 163552), (269, 104576), (304, 92536), (344, 81776), (538, 52288), (608, 46268), (688, 40888), (817, 34432), (1076, 26144), (1216, 23134), (1376, 20444), (1634, 17216), (2152, 13072), (2432, 11567), (2752, 10222), (3268, 8608), (4304, 6536), (5111, 5504)]