287291214

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{307}}^1\times {\mathrm{1061}}^1$

素因数の和:1390

約数の個数: 72

約数和(自身を含む): 727134408

約数和(自身を除く): 439843194

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 307, 441, 614, 882, 921, 1061, 1842, 2122, 2149, 2763, 3183, 4298, 5526, 6366, 6447, 7427, 9549, 12894, 14854, 15043, 19098, 19341, 22281, 30086, 38682, 44562, 45129, 51989, 66843, 90258, 103978, 133686, 135387, 155967, 270774, 311934, 325727, 467901, 651454, 935802, 977181, 1954362, 2280089, 2931543, 4560178, 5863086, 6840267, 13680534, 15960623, 20520801, 31921246, 41041602, 47881869, 95763738, 143645607, 287291214]

約数ペア:

[(1, 287291214), (2, 143645607), (3, 95763738), (6, 47881869), (7, 41041602), (9, 31921246), (14, 20520801), (18, 15960623), (21, 13680534), (42, 6840267), (49, 5863086), (63, 4560178), (98, 2931543), (126, 2280089), (147, 1954362), (294, 977181), (307, 935802), (441, 651454), (614, 467901), (882, 325727), (921, 311934), (1061, 270774), (1842, 155967), (2122, 135387), (2149, 133686), (2763, 103978), (3183, 90258), (4298, 66843), (5526, 51989), (6366, 45129), (6447, 44562), (7427, 38682), (9549, 30086), (12894, 22281), (14854, 19341), (15043, 19098)]