289375443

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{66569}}^1$

素因数の和:66608

約数の個数: 32

約数和(自身を含む): 511257600

約数和(自身を除く): 221882157

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 66569, 199707, 465983, 599121, 1397949, 1531087, 1797363, 4193847, 4593261, 10717609, 12581541, 13779783, 32152827, 41339349, 96458481, 289375443]

約数ペア:

[(1, 289375443), (3, 96458481), (7, 41339349), (9, 32152827), (21, 13779783), (23, 12581541), (27, 10717609), (63, 4593261), (69, 4193847), (161, 1797363), (189, 1531087), (207, 1397949), (483, 599121), (621, 465983), (1449, 199707), (4347, 66569)]