51991758

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31741}}^1$

素因数の和:31769

約数の個数: 48

約数和(自身を含む): 138649056

約数和(自身を除く): 86657298

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 31741, 63482, 95223, 190446, 222187, 285669, 412633, 444374, 571338, 666561, 825266, 1237899, 1333122, 1999683, 2475798, 2888431, 3713697, 3999366, 5776862, 7427394, 8665293, 17330586, 25995879, 51991758]

約数ペア:

[(1, 51991758), (2, 25995879), (3, 17330586), (6, 8665293), (7, 7427394), (9, 5776862), (13, 3999366), (14, 3713697), (18, 2888431), (21, 2475798), (26, 1999683), (39, 1333122), (42, 1237899), (63, 825266), (78, 666561), (91, 571338), (117, 444374), (126, 412633), (182, 285669), (234, 222187), (273, 190446), (546, 95223), (819, 63482), (1638, 31741)]