78892461

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 135489024

約数和(自身を除く): 56596563

約数列:

[1, 3, 9, 17, 23, 27, 47, 51, 53, 69, 81, 141, 153, 159, 207, 391, 423, 459, 477, 621, 799, 901, 1081, 1173, 1219, 1269, 1377, 1431, 1863, 2397, 2491, 2703, 3243, 3519, 3657, 3807, 4293, 7191, 7473, 8109, 9729, 10557, 10971, 18377, 20723, 21573, 22419, 24327, 29187, 31671, 32913, 42347, 55131, 57293, 62169, 64719, 67257, 72981, 87561, 98739, 127041, 165393, 171879, 186507, 201771, 381123, 496179, 515637, 559521, 973981, 1143369, 1488537, 1546911, 1678563, 2921943, 3430107, 4640733, 8765829, 26297487, 78892461]

約数ペア:

[(1, 78892461), (3, 26297487), (9, 8765829), (17, 4640733), (23, 3430107), (27, 2921943), (47, 1678563), (51, 1546911), (53, 1488537), (69, 1143369), (81, 973981), (141, 559521), (153, 515637), (159, 496179), (207, 381123), (391, 201771), (423, 186507), (459, 171879), (477, 165393), (621, 127041), (799, 98739), (901, 87561), (1081, 72981), (1173, 67257), (1219, 64719), (1269, 62169), (1377, 57293), (1431, 55131), (1863, 42347), (2397, 32913), (2491, 31671), (2703, 29187), (3243, 24327), (3519, 22419), (3657, 21573), (3807, 20723), (4293, 18377), (7191, 10971), (7473, 10557), (8109, 9729)]