28223008

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:266

約数の個数: 72

約数和(自身を含む): 63043596

約数和(自身を除く): 34820588

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 121, 148, 176, 197, 242, 296, 352, 394, 407, 484, 592, 788, 814, 968, 1184, 1576, 1628, 1936, 2167, 3152, 3256, 3872, 4334, 4477, 6304, 6512, 7289, 8668, 8954, 13024, 14578, 17336, 17908, 23837, 29156, 34672, 35816, 47674, 58312, 69344, 71632, 80179, 95348, 116624, 143264, 160358, 190696, 233248, 320716, 381392, 641432, 762784, 881969, 1282864, 1763938, 2565728, 3527876, 7055752, 14111504, 28223008]

約数ペア:

[(1, 28223008), (2, 14111504), (4, 7055752), (8, 3527876), (11, 2565728), (16, 1763938), (22, 1282864), (32, 881969), (37, 762784), (44, 641432), (74, 381392), (88, 320716), (121, 233248), (148, 190696), (176, 160358), (197, 143264), (242, 116624), (296, 95348), (352, 80179), (394, 71632), (407, 69344), (484, 58312), (592, 47674), (788, 35816), (814, 34672), (968, 29156), (1184, 23837), (1576, 17908), (1628, 17336), (1936, 14578), (2167, 13024), (3152, 8954), (3256, 8668), (3872, 7289), (4334, 6512), (4477, 6304)]