218436708

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{371491}}^1$

素因数の和:371512

約数の個数: 36

約数和(自身を含む): 592901232

約数和(自身を除く): 374464524

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 371491, 742982, 1114473, 1485964, 2228946, 2600437, 4457892, 5200874, 7801311, 10401748, 15602622, 18203059, 31205244, 36406118, 54609177, 72812236, 109218354, 218436708]

約数ペア:

[(1, 218436708), (2, 109218354), (3, 72812236), (4, 54609177), (6, 36406118), (7, 31205244), (12, 18203059), (14, 15602622), (21, 10401748), (28, 7801311), (42, 5200874), (49, 4457892), (84, 2600437), (98, 2228946), (147, 1485964), (196, 1114473), (294, 742982), (588, 371491)]