221321352

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{3221}}^1$

素因数の和:3646

約数の個数: 64

約数和(自身を含む): 634089600

約数和(自身を除く): 412768248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 409, 818, 1227, 1636, 2454, 2863, 3221, 3272, 4908, 5726, 6442, 8589, 9663, 9816, 11452, 12884, 17178, 19326, 22547, 22904, 25768, 34356, 38652, 45094, 67641, 68712, 77304, 90188, 135282, 180376, 270564, 541128, 1317389, 2634778, 3952167, 5269556, 7904334, 9221723, 10539112, 15808668, 18443446, 27665169, 31617336, 36886892, 55330338, 73773784, 110660676, 221321352]

約数ペア:

[(1, 221321352), (2, 110660676), (3, 73773784), (4, 55330338), (6, 36886892), (7, 31617336), (8, 27665169), (12, 18443446), (14, 15808668), (21, 10539112), (24, 9221723), (28, 7904334), (42, 5269556), (56, 3952167), (84, 2634778), (168, 1317389), (409, 541128), (818, 270564), (1227, 180376), (1636, 135282), (2454, 90188), (2863, 77304), (3221, 68712), (3272, 67641), (4908, 45094), (5726, 38652), (6442, 34356), (8589, 25768), (9663, 22904), (9816, 22547), (11452, 19326), (12884, 17178)]