217403186

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{113}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 456430464

約数和(自身を除く): 239027278

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 62, 77, 91, 113, 143, 154, 182, 217, 226, 286, 341, 403, 434, 682, 791, 806, 961, 1001, 1243, 1469, 1582, 1922, 2002, 2387, 2486, 2821, 2938, 3503, 4433, 4774, 5642, 6727, 7006, 8701, 8866, 10283, 10571, 12493, 13454, 16159, 17402, 20566, 21142, 24521, 24986, 31031, 32318, 38533, 45539, 49042, 62062, 73997, 77066, 87451, 91078, 108593, 113113, 137423, 147994, 174902, 217186, 226226, 269731, 274846, 318773, 500929, 539462, 637546, 760151, 961961, 1001858, 1194523, 1411709, 1520302, 1923922, 2389046, 2823418, 3506503, 7013006, 8361661, 9881963, 15528799, 16723322, 19763926, 31057598, 108701593, 217403186]

約数ペア:

[(1, 217403186), (2, 108701593), (7, 31057598), (11, 19763926), (13, 16723322), (14, 15528799), (22, 9881963), (26, 8361661), (31, 7013006), (62, 3506503), (77, 2823418), (91, 2389046), (113, 1923922), (143, 1520302), (154, 1411709), (182, 1194523), (217, 1001858), (226, 961961), (286, 760151), (341, 637546), (403, 539462), (434, 500929), (682, 318773), (791, 274846), (806, 269731), (961, 226226), (1001, 217186), (1243, 174902), (1469, 147994), (1582, 137423), (1922, 113113), (2002, 108593), (2387, 91078), (2486, 87451), (2821, 77066), (2938, 73997), (3503, 62062), (4433, 49042), (4774, 45539), (5642, 38533), (6727, 32318), (7006, 31031), (8701, 24986), (8866, 24521), (10283, 21142), (10571, 20566), (12493, 17402), (13454, 16159)]