215448688

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21139}}^1$

素因数の和:21174

約数の個数: 60

約数和(自身を含む): 522961320

約数和(自身を除く): 307512632

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 21139, 42278, 84556, 147973, 169112, 274807, 295946, 338224, 549614, 591892, 1035811, 1099228, 1183784, 1923649, 2071622, 2198456, 2367568, 3847298, 4143244, 4396912, 7694596, 8286488, 13465543, 15389192, 16572976, 26931086, 30778384, 53862172, 107724344, 215448688]

約数ペア:

[(1, 215448688), (2, 107724344), (4, 53862172), (7, 30778384), (8, 26931086), (13, 16572976), (14, 15389192), (16, 13465543), (26, 8286488), (28, 7694596), (49, 4396912), (52, 4143244), (56, 3847298), (91, 2367568), (98, 2198456), (104, 2071622), (112, 1923649), (182, 1183784), (196, 1099228), (208, 1035811), (364, 591892), (392, 549614), (637, 338224), (728, 295946), (784, 274807), (1274, 169112), (1456, 147973), (2548, 84556), (5096, 42278), (10192, 21139)]