1282864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:253

約数の個数: 40

約数和(自身を含む): 2798928

約数和(自身を除く): 1516064

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 197, 296, 394, 407, 592, 788, 814, 1576, 1628, 2167, 3152, 3256, 4334, 6512, 7289, 8668, 14578, 17336, 29156, 34672, 58312, 80179, 116624, 160358, 320716, 641432, 1282864]

約数ペア:

[(1, 1282864), (2, 641432), (4, 320716), (8, 160358), (11, 116624), (16, 80179), (22, 58312), (37, 34672), (44, 29156), (74, 17336), (88, 14578), (148, 8668), (176, 7289), (197, 6512), (296, 4334), (394, 3256), (407, 3152), (592, 2167), (788, 1628), (814, 1576)]