66863538

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:149

約数の個数: 108

約数和(自身を含む): 176741838

約数和(自身を除く): 109878300

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 41, 42, 43, 49, 63, 82, 86, 98, 123, 126, 129, 147, 246, 258, 287, 294, 301, 369, 387, 441, 574, 602, 738, 774, 861, 882, 903, 1722, 1763, 1806, 1849, 2009, 2107, 2583, 2709, 3526, 3698, 4018, 4214, 5166, 5289, 5418, 5547, 6027, 6321, 10578, 11094, 12054, 12341, 12642, 12943, 15867, 16641, 18081, 18963, 24682, 25886, 31734, 33282, 36162, 37023, 37926, 38829, 74046, 75809, 77658, 86387, 90601, 111069, 116487, 151618, 172774, 181202, 222138, 227427, 232974, 259161, 271803, 454854, 518322, 530663, 543606, 682281, 777483, 815409, 1061326, 1364562, 1554966, 1591989, 1630818, 3183978, 3714641, 4775967, 7429282, 9551934, 11143923, 22287846, 33431769, 66863538]

約数ペア:

[(1, 66863538), (2, 33431769), (3, 22287846), (6, 11143923), (7, 9551934), (9, 7429282), (14, 4775967), (18, 3714641), (21, 3183978), (41, 1630818), (42, 1591989), (43, 1554966), (49, 1364562), (63, 1061326), (82, 815409), (86, 777483), (98, 682281), (123, 543606), (126, 530663), (129, 518322), (147, 454854), (246, 271803), (258, 259161), (287, 232974), (294, 227427), (301, 222138), (369, 181202), (387, 172774), (441, 151618), (574, 116487), (602, 111069), (738, 90601), (774, 86387), (861, 77658), (882, 75809), (903, 74046), (1722, 38829), (1763, 37926), (1806, 37023), (1849, 36162), (2009, 33282), (2107, 31734), (2583, 25886), (2709, 24682), (3526, 18963), (3698, 18081), (4018, 16641), (4214, 15867), (5166, 12943), (5289, 12642), (5418, 12341), (5547, 12054), (6027, 11094), (6321, 10578)]