28265448

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 73656000

約数和(自身を除く): 45390552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 61, 86, 122, 129, 172, 183, 244, 258, 344, 366, 449, 488, 516, 732, 898, 1032, 1347, 1464, 1796, 2623, 2694, 3592, 5246, 5388, 7869, 10492, 10776, 15738, 19307, 20984, 27389, 31476, 38614, 54778, 57921, 62952, 77228, 82167, 109556, 115842, 154456, 164334, 219112, 231684, 328668, 463368, 657336, 1177727, 2355454, 3533181, 4710908, 7066362, 9421816, 14132724, 28265448]

約数ペア:

[(1, 28265448), (2, 14132724), (3, 9421816), (4, 7066362), (6, 4710908), (8, 3533181), (12, 2355454), (24, 1177727), (43, 657336), (61, 463368), (86, 328668), (122, 231684), (129, 219112), (172, 164334), (183, 154456), (244, 115842), (258, 109556), (344, 82167), (366, 77228), (449, 62952), (488, 57921), (516, 54778), (732, 38614), (898, 31476), (1032, 27389), (1347, 20984), (1464, 19307), (1796, 15738), (2623, 10776), (2694, 10492), (3592, 7869), (5246, 5388)]