87875669

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 27955627

約数列:

[1, 7, 17, 31, 41, 49, 83, 119, 217, 287, 527, 581, 697, 833, 1271, 1411, 1519, 2009, 2573, 3403, 3689, 4067, 4879, 8897, 9877, 18011, 21607, 23821, 25823, 34153, 43741, 57851, 62279, 69139, 105493, 126077, 151249, 166747, 306187, 404957, 738451, 1058743, 1793381, 2143309, 2834699, 5169157, 12553667, 87875669]

約数ペア:

[(1, 87875669), (7, 12553667), (17, 5169157), (31, 2834699), (41, 2143309), (49, 1793381), (83, 1058743), (119, 738451), (217, 404957), (287, 306187), (527, 166747), (581, 151249), (697, 126077), (833, 105493), (1271, 69139), (1411, 62279), (1519, 57851), (2009, 43741), (2573, 34153), (3403, 25823), (3689, 23821), (4067, 21607), (4879, 18011), (8897, 9877)]