81558486

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1489}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 188276400

約数和(自身を除く): 106717914

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 179, 306, 358, 537, 1074, 1489, 1611, 2978, 3043, 3222, 4467, 6086, 8934, 9129, 13401, 18258, 25313, 26802, 27387, 50626, 54774, 75939, 151878, 227817, 266531, 455634, 533062, 799593, 1599186, 2398779, 4531027, 4797558, 9062054, 13593081, 27186162, 40779243, 81558486]

約数ペア:

[(1, 81558486), (2, 40779243), (3, 27186162), (6, 13593081), (9, 9062054), (17, 4797558), (18, 4531027), (34, 2398779), (51, 1599186), (102, 799593), (153, 533062), (179, 455634), (306, 266531), (358, 227817), (537, 151878), (1074, 75939), (1489, 54774), (1611, 50626), (2978, 27387), (3043, 26802), (3222, 25313), (4467, 18258), (6086, 13401), (8934, 9129)]