51474918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 117013248

約数和(自身を除く): 65538330

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 107, 111, 197, 214, 222, 321, 394, 407, 591, 642, 814, 1177, 1182, 1221, 2167, 2354, 2442, 3531, 3959, 4334, 6501, 7062, 7289, 7918, 11877, 13002, 14578, 21079, 21867, 23754, 42158, 43549, 43734, 63237, 80179, 87098, 126474, 130647, 160358, 231869, 240537, 261294, 463738, 481074, 695607, 779923, 1391214, 1559846, 2339769, 4679538, 8579153, 17158306, 25737459, 51474918]

約数ペア:

[(1, 51474918), (2, 25737459), (3, 17158306), (6, 8579153), (11, 4679538), (22, 2339769), (33, 1559846), (37, 1391214), (66, 779923), (74, 695607), (107, 481074), (111, 463738), (197, 261294), (214, 240537), (222, 231869), (321, 160358), (394, 130647), (407, 126474), (591, 87098), (642, 80179), (814, 63237), (1177, 43734), (1182, 43549), (1221, 42158), (2167, 23754), (2354, 21867), (2442, 21079), (3531, 14578), (3959, 13002), (4334, 11877), (6501, 7918), (7062, 7289)]