28508688

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 87360728

約数和(自身を除く): 58852040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 97, 104, 117, 144, 156, 157, 194, 208, 234, 291, 312, 314, 388, 468, 471, 582, 624, 628, 776, 873, 936, 942, 1164, 1256, 1261, 1413, 1552, 1746, 1872, 1884, 2041, 2328, 2512, 2522, 2826, 3492, 3768, 3783, 4082, 4656, 5044, 5652, 6123, 6984, 7536, 7566, 8164, 10088, 11304, 11349, 12246, 13968, 15132, 15229, 16328, 18369, 20176, 22608, 22698, 24492, 30264, 30458, 32656, 36738, 45396, 45687, 48984, 60528, 60916, 73476, 90792, 91374, 97968, 121832, 137061, 146952, 181584, 182748, 197977, 243664, 274122, 293904, 365496, 395954, 548244, 593931, 730992, 791908, 1096488, 1187862, 1583816, 1781793, 2192976, 2375724, 3167632, 3563586, 4751448, 7127172, 9502896, 14254344, 28508688]

約数ペア:

[(1, 28508688), (2, 14254344), (3, 9502896), (4, 7127172), (6, 4751448), (8, 3563586), (9, 3167632), (12, 2375724), (13, 2192976), (16, 1781793), (18, 1583816), (24, 1187862), (26, 1096488), (36, 791908), (39, 730992), (48, 593931), (52, 548244), (72, 395954), (78, 365496), (97, 293904), (104, 274122), (117, 243664), (144, 197977), (156, 182748), (157, 181584), (194, 146952), (208, 137061), (234, 121832), (291, 97968), (312, 91374), (314, 90792), (388, 73476), (468, 60916), (471, 60528), (582, 48984), (624, 45687), (628, 45396), (776, 36738), (873, 32656), (936, 30458), (942, 30264), (1164, 24492), (1256, 22698), (1261, 22608), (1413, 20176), (1552, 18369), (1746, 16328), (1872, 15229), (1884, 15132), (2041, 13968), (2328, 12246), (2512, 11349), (2522, 11304), (2826, 10088), (3492, 8164), (3768, 7566), (3783, 7536), (4082, 6984), (4656, 6123), (5044, 5652)]