216763456

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^2\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 126

約数和(自身を含む): 543142170

約数和(自身を除く): 326378714

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 169, 182, 196, 208, 224, 338, 364, 392, 409, 416, 448, 637, 676, 728, 784, 818, 832, 1183, 1274, 1352, 1456, 1568, 1636, 2366, 2548, 2704, 2863, 2912, 3136, 3272, 4732, 5096, 5317, 5408, 5726, 5824, 6544, 8281, 9464, 10192, 10634, 10816, 11452, 13088, 16562, 18928, 20041, 20384, 21268, 22904, 26176, 33124, 37219, 37856, 40082, 40768, 42536, 45808, 66248, 69121, 74438, 75712, 80164, 85072, 91616, 132496, 138242, 148876, 160328, 170144, 183232, 260533, 264992, 276484, 297752, 320656, 340288, 483847, 521066, 529984, 552968, 595504, 641312, 967694, 1042132, 1105936, 1191008, 1282624, 1935388, 2084264, 2211872, 2382016, 3386929, 3870776, 4168528, 4423744, 6773858, 7741552, 8337056, 13547716, 15483104, 16674112, 27095432, 30966208, 54190864, 108381728, 216763456]

約数ペア:

[(1, 216763456), (2, 108381728), (4, 54190864), (7, 30966208), (8, 27095432), (13, 16674112), (14, 15483104), (16, 13547716), (26, 8337056), (28, 7741552), (32, 6773858), (49, 4423744), (52, 4168528), (56, 3870776), (64, 3386929), (91, 2382016), (98, 2211872), (104, 2084264), (112, 1935388), (169, 1282624), (182, 1191008), (196, 1105936), (208, 1042132), (224, 967694), (338, 641312), (364, 595504), (392, 552968), (409, 529984), (416, 521066), (448, 483847), (637, 340288), (676, 320656), (728, 297752), (784, 276484), (818, 264992), (832, 260533), (1183, 183232), (1274, 170144), (1352, 160328), (1456, 148876), (1568, 138242), (1636, 132496), (2366, 91616), (2548, 85072), (2704, 80164), (2863, 75712), (2912, 74438), (3136, 69121), (3272, 66248), (4732, 45808), (5096, 42536), (5317, 40768), (5408, 40082), (5726, 37856), (5824, 37219), (6544, 33124), (8281, 26176), (9464, 22904), (10192, 21268), (10634, 20384), (10816, 20041), (11452, 18928), (13088, 16562)]