71271284

素因数分解:

$2^2\times 7^4\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:254

約数の個数: 60

約数和(自身を含む): 149875908

約数和(自身を除く): 78604624

約数列:

[1, 2, 4, 7, 14, 28, 41, 49, 82, 98, 164, 181, 196, 287, 343, 362, 574, 686, 724, 1148, 1267, 1372, 2009, 2401, 2534, 4018, 4802, 5068, 7421, 8036, 8869, 9604, 14063, 14842, 17738, 28126, 29684, 35476, 51947, 56252, 62083, 98441, 103894, 124166, 196882, 207788, 248332, 363629, 393764, 434581, 727258, 869162, 1454516, 1738324, 2545403, 5090806, 10181612, 17817821, 35635642, 71271284]

約数ペア:

[(1, 71271284), (2, 35635642), (4, 17817821), (7, 10181612), (14, 5090806), (28, 2545403), (41, 1738324), (49, 1454516), (82, 869162), (98, 727258), (164, 434581), (181, 393764), (196, 363629), (287, 248332), (343, 207788), (362, 196882), (574, 124166), (686, 103894), (724, 98441), (1148, 62083), (1267, 56252), (1372, 51947), (2009, 35476), (2401, 29684), (2534, 28126), (4018, 17738), (4802, 14842), (5068, 14063), (7421, 9604), (8036, 8869)]