206517892

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1\times {\mathrm{439}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 423118080

約数和(自身を除く): 216600188

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 317, 371, 439, 634, 742, 878, 1268, 1484, 1756, 2219, 3073, 4438, 6146, 8876, 12292, 16801, 23267, 33602, 46534, 67204, 93068, 117607, 139163, 162869, 235214, 278326, 325738, 470428, 556652, 651476, 974141, 1948282, 3896564, 7375639, 14751278, 29502556, 51629473, 103258946, 206517892]

約数ペア:

[(1, 206517892), (2, 103258946), (4, 51629473), (7, 29502556), (14, 14751278), (28, 7375639), (53, 3896564), (106, 1948282), (212, 974141), (317, 651476), (371, 556652), (439, 470428), (634, 325738), (742, 278326), (878, 235214), (1268, 162869), (1484, 139163), (1756, 117607), (2219, 93068), (3073, 67204), (4438, 46534), (6146, 33602), (8876, 23267), (12292, 16801)]