87030909

素因数分解:

$3^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:599

約数の個数: 48

約数和(自身を含む): 151300800

約数和(自身を除く): 64269891

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 157, 189, 419, 441, 471, 1099, 1257, 1323, 1413, 2933, 3297, 3771, 4239, 7693, 8799, 9891, 11313, 20531, 23079, 26397, 29673, 61593, 65783, 69237, 79191, 184779, 197349, 207711, 460481, 554337, 592047, 1381443, 1776141, 3223367, 4144329, 9670101, 12432987, 29010303, 87030909]

約数ペア:

[(1, 87030909), (3, 29010303), (7, 12432987), (9, 9670101), (21, 4144329), (27, 3223367), (49, 1776141), (63, 1381443), (147, 592047), (157, 554337), (189, 460481), (419, 207711), (441, 197349), (471, 184779), (1099, 79191), (1257, 69237), (1323, 65783), (1413, 61593), (2933, 29673), (3297, 26397), (3771, 23079), (4239, 20531), (7693, 11313), (8799, 9891)]