247219544

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6971}}^1$

素因数の和:7032

約数の個数: 64

約数和(自身を含む): 562222080

約数和(自身を除く): 315002536

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 286, 341, 403, 572, 682, 806, 1144, 1364, 1612, 2728, 3224, 4433, 6971, 8866, 13942, 17732, 27884, 35464, 55768, 76681, 90623, 153362, 181246, 216101, 306724, 362492, 432202, 613448, 724984, 864404, 996853, 1728808, 1993706, 2377111, 2809313, 3987412, 4754222, 5618626, 7974824, 9508444, 11237252, 19016888, 22474504, 30902443, 61804886, 123609772, 247219544]

約数ペア:

[(1, 247219544), (2, 123609772), (4, 61804886), (8, 30902443), (11, 22474504), (13, 19016888), (22, 11237252), (26, 9508444), (31, 7974824), (44, 5618626), (52, 4754222), (62, 3987412), (88, 2809313), (104, 2377111), (124, 1993706), (143, 1728808), (248, 996853), (286, 864404), (341, 724984), (403, 613448), (572, 432202), (682, 362492), (806, 306724), (1144, 216101), (1364, 181246), (1612, 153362), (2728, 90623), (3224, 76681), (4433, 55768), (6971, 35464), (8866, 27884), (13942, 17732)]