907890963

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 1446096384

約数和(自身を除く): 538205421

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 331, 397, 987, 993, 1191, 2303, 2317, 2779, 6909, 6951, 8337, 15557, 16219, 18659, 19453, 46671, 48657, 55977, 58359, 108899, 130613, 131407, 326697, 391839, 394221, 762293, 914291, 919849, 2286879, 2742873, 2759547, 6176129, 6438943, 18528387, 19316829, 43232903, 129698709, 302630321, 907890963]

約数ペア:

[(1, 907890963), (3, 302630321), (7, 129698709), (21, 43232903), (47, 19316829), (49, 18528387), (141, 6438943), (147, 6176129), (329, 2759547), (331, 2742873), (397, 2286879), (987, 919849), (993, 914291), (1191, 762293), (2303, 394221), (2317, 391839), (2779, 326697), (6909, 131407), (6951, 130613), (8337, 108899), (15557, 58359), (16219, 55977), (18659, 48657), (19453, 46671)]