1291213742

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{28723}}^1$

素因数の和:28777

約数の個数: 48

約数和(自身を含む): 2523116160

約数和(自身を除く): 1231902418

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 169, 182, 247, 266, 338, 494, 1183, 1729, 2366, 3211, 3458, 6422, 22477, 28723, 44954, 57446, 201061, 373399, 402122, 545737, 746798, 1091474, 2613793, 3820159, 4854187, 5227586, 7094581, 7640318, 9708374, 14189162, 33979309, 49662067, 67958618, 92229553, 99324134, 184459106, 645606871, 1291213742]

約数ペア:

[(1, 1291213742), (2, 645606871), (7, 184459106), (13, 99324134), (14, 92229553), (19, 67958618), (26, 49662067), (38, 33979309), (91, 14189162), (133, 9708374), (169, 7640318), (182, 7094581), (247, 5227586), (266, 4854187), (338, 3820159), (494, 2613793), (1183, 1091474), (1729, 746798), (2366, 545737), (3211, 402122), (3458, 373399), (6422, 201061), (22477, 57446), (28723, 44954)]