28554876

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{353}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 85639680

約数和(自身を除く): 57084804

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 107, 108, 126, 189, 214, 252, 321, 353, 378, 428, 642, 706, 749, 756, 963, 1059, 1284, 1412, 1498, 1926, 2118, 2247, 2471, 2889, 2996, 3177, 3852, 4236, 4494, 4942, 5778, 6354, 6741, 7413, 8988, 9531, 9884, 11556, 12708, 13482, 14826, 19062, 20223, 22239, 26964, 29652, 37771, 38124, 40446, 44478, 66717, 75542, 80892, 88956, 113313, 133434, 151084, 226626, 264397, 266868, 339939, 453252, 528794, 679878, 793191, 1019817, 1057588, 1359756, 1586382, 2039634, 2379573, 3172764, 4079268, 4759146, 7138719, 9518292, 14277438, 28554876]

約数ペア:

[(1, 28554876), (2, 14277438), (3, 9518292), (4, 7138719), (6, 4759146), (7, 4079268), (9, 3172764), (12, 2379573), (14, 2039634), (18, 1586382), (21, 1359756), (27, 1057588), (28, 1019817), (36, 793191), (42, 679878), (54, 528794), (63, 453252), (84, 339939), (107, 266868), (108, 264397), (126, 226626), (189, 151084), (214, 133434), (252, 113313), (321, 88956), (353, 80892), (378, 75542), (428, 66717), (642, 44478), (706, 40446), (749, 38124), (756, 37771), (963, 29652), (1059, 26964), (1284, 22239), (1412, 20223), (1498, 19062), (1926, 14826), (2118, 13482), (2247, 12708), (2471, 11556), (2889, 9884), (2996, 9531), (3177, 8988), (3852, 7413), (4236, 6741), (4494, 6354), (4942, 5778)]