31705506

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:477

約数の個数: 80

約数和(自身を含む): 82520064

約数和(自身を除く): 50814558

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 73, 81, 126, 146, 162, 189, 219, 378, 383, 438, 511, 567, 657, 766, 1022, 1134, 1149, 1314, 1533, 1971, 2298, 2681, 3066, 3447, 3942, 4599, 5362, 5913, 6894, 8043, 9198, 10341, 11826, 13797, 16086, 20682, 24129, 27594, 27959, 31023, 41391, 48258, 55918, 62046, 72387, 82782, 83877, 144774, 167754, 195713, 217161, 251631, 391426, 434322, 503262, 587139, 754893, 1174278, 1509786, 1761417, 2264679, 3522834, 4529358, 5284251, 10568502, 15852753, 31705506]

約数ペア:

[(1, 31705506), (2, 15852753), (3, 10568502), (6, 5284251), (7, 4529358), (9, 3522834), (14, 2264679), (18, 1761417), (21, 1509786), (27, 1174278), (42, 754893), (54, 587139), (63, 503262), (73, 434322), (81, 391426), (126, 251631), (146, 217161), (162, 195713), (189, 167754), (219, 144774), (378, 83877), (383, 82782), (438, 72387), (511, 62046), (567, 55918), (657, 48258), (766, 41391), (1022, 31023), (1134, 27959), (1149, 27594), (1314, 24129), (1533, 20682), (1971, 16086), (2298, 13797), (2681, 11826), (3066, 10341), (3447, 9198), (3942, 8043), (4599, 6894), (5362, 5913)]