1553137558

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^2\times {\mathrm{263}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 2832318720

約数和(自身を除く): 1279181162

約数列:

[1, 2, 7, 14, 19, 38, 133, 149, 263, 266, 298, 526, 1043, 1841, 2086, 2831, 3682, 4997, 5662, 9994, 19817, 22201, 34979, 39187, 39634, 44402, 69958, 78374, 155407, 274309, 310814, 421819, 548618, 744553, 843638, 1489106, 2952733, 5211871, 5838863, 5905466, 10423742, 11677726, 40872041, 81744082, 110938397, 221876794, 776568779, 1553137558]

約数ペア:

[(1, 1553137558), (2, 776568779), (7, 221876794), (14, 110938397), (19, 81744082), (38, 40872041), (133, 11677726), (149, 10423742), (263, 5905466), (266, 5838863), (298, 5211871), (526, 2952733), (1043, 1489106), (1841, 843638), (2086, 744553), (2831, 548618), (3682, 421819), (4997, 310814), (5662, 274309), (9994, 155407), (19817, 78374), (22201, 69958), (34979, 44402), (39187, 39634)]