28550928

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 87643200

約数和(自身を除く): 59092272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 61, 84, 98, 112, 122, 147, 168, 183, 196, 199, 244, 294, 336, 366, 392, 398, 427, 488, 588, 597, 732, 784, 796, 854, 976, 1176, 1194, 1281, 1393, 1464, 1592, 1708, 2352, 2388, 2562, 2786, 2928, 2989, 3184, 3416, 4179, 4776, 5124, 5572, 5978, 6832, 8358, 8967, 9552, 9751, 10248, 11144, 11956, 12139, 16716, 17934, 19502, 20496, 22288, 23912, 24278, 29253, 33432, 35868, 36417, 39004, 47824, 48556, 58506, 66864, 71736, 72834, 78008, 84973, 97112, 117012, 143472, 145668, 156016, 169946, 194224, 234024, 254919, 291336, 339892, 468048, 509838, 582672, 594811, 679784, 1019676, 1189622, 1359568, 1784433, 2039352, 2379244, 3568866, 4078704, 4758488, 7137732, 9516976, 14275464, 28550928]

約数ペア:

[(1, 28550928), (2, 14275464), (3, 9516976), (4, 7137732), (6, 4758488), (7, 4078704), (8, 3568866), (12, 2379244), (14, 2039352), (16, 1784433), (21, 1359568), (24, 1189622), (28, 1019676), (42, 679784), (48, 594811), (49, 582672), (56, 509838), (61, 468048), (84, 339892), (98, 291336), (112, 254919), (122, 234024), (147, 194224), (168, 169946), (183, 156016), (196, 145668), (199, 143472), (244, 117012), (294, 97112), (336, 84973), (366, 78008), (392, 72834), (398, 71736), (427, 66864), (488, 58506), (588, 48556), (597, 47824), (732, 39004), (784, 36417), (796, 35868), (854, 33432), (976, 29253), (1176, 24278), (1194, 23912), (1281, 22288), (1393, 20496), (1464, 19502), (1592, 17934), (1708, 16716), (2352, 12139), (2388, 11956), (2562, 11144), (2786, 10248), (2928, 9751), (2989, 9552), (3184, 8967), (3416, 8358), (4179, 6832), (4776, 5978), (5124, 5572)]