2497157439

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 3938033664

約数和(自身を除く): 1440876225

約数列:

[1, 3, 7, 21, 41, 123, 127, 287, 381, 557, 861, 889, 1671, 1681, 2667, 3899, 5043, 5207, 11697, 11767, 15621, 22837, 35301, 36449, 68511, 70739, 109347, 159859, 212217, 213487, 479577, 495173, 640461, 936317, 1485519, 1494409, 2808951, 2900299, 4483227, 6554219, 8700897, 19662657, 20302093, 60906279, 118912259, 356736777, 832385813, 2497157439]

約数ペア:

[(1, 2497157439), (3, 832385813), (7, 356736777), (21, 118912259), (41, 60906279), (123, 20302093), (127, 19662657), (287, 8700897), (381, 6554219), (557, 4483227), (861, 2900299), (889, 2808951), (1671, 1494409), (1681, 1485519), (2667, 936317), (3899, 640461), (5043, 495173), (5207, 479577), (11697, 213487), (11767, 212217), (15621, 159859), (22837, 109347), (35301, 70739), (36449, 68511)]