83921418

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 232881480

約数和(自身を除く): 148960062

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 29, 34, 42, 49, 51, 58, 63, 87, 98, 102, 119, 126, 147, 153, 174, 193, 203, 238, 261, 294, 306, 357, 386, 406, 441, 493, 522, 579, 609, 714, 833, 882, 986, 1071, 1158, 1218, 1351, 1421, 1479, 1666, 1737, 1827, 2142, 2499, 2702, 2842, 2958, 3281, 3451, 3474, 3654, 4053, 4263, 4437, 4998, 5597, 6562, 6902, 7497, 8106, 8526, 8874, 9457, 9843, 10353, 11194, 12159, 12789, 14994, 16791, 18914, 19686, 20706, 22967, 24157, 24318, 25578, 28371, 29529, 31059, 33582, 39179, 45934, 48314, 50373, 56742, 59058, 62118, 68901, 72471, 78358, 85113, 95149, 100746, 117537, 137802, 144942, 160769, 170226, 190298, 206703, 217413, 235074, 274253, 285447, 321538, 352611, 413406, 434826, 482307, 548506, 570894, 666043, 705222, 822759, 856341, 964614, 1332086, 1446921, 1645518, 1712682, 1998129, 2468277, 2893842, 3996258, 4662301, 4936554, 5994387, 9324602, 11988774, 13986903, 27973806, 41960709, 83921418]

約数ペア:

[(1, 83921418), (2, 41960709), (3, 27973806), (6, 13986903), (7, 11988774), (9, 9324602), (14, 5994387), (17, 4936554), (18, 4662301), (21, 3996258), (29, 2893842), (34, 2468277), (42, 1998129), (49, 1712682), (51, 1645518), (58, 1446921), (63, 1332086), (87, 964614), (98, 856341), (102, 822759), (119, 705222), (126, 666043), (147, 570894), (153, 548506), (174, 482307), (193, 434826), (203, 413406), (238, 352611), (261, 321538), (294, 285447), (306, 274253), (357, 235074), (386, 217413), (406, 206703), (441, 190298), (493, 170226), (522, 160769), (579, 144942), (609, 137802), (714, 117537), (833, 100746), (882, 95149), (986, 85113), (1071, 78358), (1158, 72471), (1218, 68901), (1351, 62118), (1421, 59058), (1479, 56742), (1666, 50373), (1737, 48314), (1827, 45934), (2142, 39179), (2499, 33582), (2702, 31059), (2842, 29529), (2958, 28371), (3281, 25578), (3451, 24318), (3474, 24157), (3654, 22967), (4053, 20706), (4263, 19686), (4437, 18914), (4998, 16791), (5597, 14994), (6562, 12789), (6902, 12159), (7497, 11194), (8106, 10353), (8526, 9843), (8874, 9457)]