331301278

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2393}}^1$

素因数の和:2473

約数の個数: 64

約数和(自身を含む): 661893120

約数和(自身を除く): 330591842

約数列:

[1, 2, 7, 11, 14, 22, 29, 31, 58, 62, 77, 154, 203, 217, 319, 341, 406, 434, 638, 682, 899, 1798, 2233, 2387, 2393, 4466, 4774, 4786, 6293, 9889, 12586, 16751, 19778, 26323, 33502, 52646, 69223, 69397, 74183, 138446, 138794, 148366, 184261, 368522, 485779, 519281, 763367, 816013, 971558, 1038562, 1526734, 1632026, 2151307, 4302614, 5343569, 5712091, 10687138, 11424182, 15059149, 23664377, 30118298, 47328754, 165650639, 331301278]

約数ペア:

[(1, 331301278), (2, 165650639), (7, 47328754), (11, 30118298), (14, 23664377), (22, 15059149), (29, 11424182), (31, 10687138), (58, 5712091), (62, 5343569), (77, 4302614), (154, 2151307), (203, 1632026), (217, 1526734), (319, 1038562), (341, 971558), (406, 816013), (434, 763367), (638, 519281), (682, 485779), (899, 368522), (1798, 184261), (2233, 148366), (2387, 138794), (2393, 138446), (4466, 74183), (4774, 69397), (4786, 69223), (6293, 52646), (9889, 33502), (12586, 26323), (16751, 19778)]