25747218

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1609}}^1$

素因数の和:1751

約数の個数: 48

約数和(自身を含む): 64296960

約数和(自身を除く): 38549742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 127, 254, 381, 762, 889, 1143, 1609, 1778, 2286, 2667, 3218, 4827, 5334, 8001, 9654, 11263, 14481, 16002, 22526, 28962, 33789, 67578, 101367, 202734, 204343, 408686, 613029, 1226058, 1430401, 1839087, 2860802, 3678174, 4291203, 8582406, 12873609, 25747218]

約数ペア:

[(1, 25747218), (2, 12873609), (3, 8582406), (6, 4291203), (7, 3678174), (9, 2860802), (14, 1839087), (18, 1430401), (21, 1226058), (42, 613029), (63, 408686), (126, 204343), (127, 202734), (254, 101367), (381, 67578), (762, 33789), (889, 28962), (1143, 22526), (1609, 16002), (1778, 14481), (2286, 11263), (2667, 9654), (3218, 8001), (4827, 5334)]