28536472

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 59836320

約数和(自身を除く): 31299848

約数列:

[1, 2, 4, 8, 17, 34, 37, 53, 68, 74, 106, 107, 136, 148, 212, 214, 296, 424, 428, 629, 856, 901, 1258, 1802, 1819, 1961, 2516, 3604, 3638, 3922, 3959, 5032, 5671, 7208, 7276, 7844, 7918, 11342, 14552, 15688, 15836, 22684, 31672, 33337, 45368, 66674, 67303, 96407, 133348, 134606, 192814, 209827, 266696, 269212, 385628, 419654, 538424, 771256, 839308, 1678616, 3567059, 7134118, 14268236, 28536472]

約数ペア:

[(1, 28536472), (2, 14268236), (4, 7134118), (8, 3567059), (17, 1678616), (34, 839308), (37, 771256), (53, 538424), (68, 419654), (74, 385628), (106, 269212), (107, 266696), (136, 209827), (148, 192814), (212, 134606), (214, 133348), (296, 96407), (424, 67303), (428, 66674), (629, 45368), (856, 33337), (901, 31672), (1258, 22684), (1802, 15836), (1819, 15688), (1961, 14552), (2516, 11342), (3604, 7918), (3638, 7844), (3922, 7276), (3959, 7208), (5032, 5671)]