31319343

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 51757056

約数和(自身を除く): 20437713

約数列:

[1, 3, 9, 11, 33, 47, 53, 99, 127, 141, 159, 381, 423, 477, 517, 583, 1143, 1397, 1551, 1749, 2491, 4191, 4653, 5247, 5969, 6731, 7473, 12573, 17907, 20193, 22419, 27401, 53721, 60579, 65659, 74041, 82203, 196977, 222123, 246609, 316357, 590931, 666369, 949071, 2847213, 3479927, 10439781, 31319343]

約数ペア:

[(1, 31319343), (3, 10439781), (9, 3479927), (11, 2847213), (33, 949071), (47, 666369), (53, 590931), (99, 316357), (127, 246609), (141, 222123), (159, 196977), (381, 82203), (423, 74041), (477, 65659), (517, 60579), (583, 53721), (1143, 27401), (1397, 22419), (1551, 20193), (1749, 17907), (2491, 12573), (4191, 7473), (4653, 6731), (5247, 5969)]