39137903

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:215

約数の個数: 32

約数和(自身を含む): 48771072

約数和(自身を除く): 9633169

約数列:

[1, 7, 31, 41, 53, 83, 217, 287, 371, 581, 1271, 1643, 2173, 2573, 3403, 4399, 8897, 11501, 15211, 18011, 23821, 30793, 67363, 105493, 136369, 180359, 471541, 738451, 954583, 1262513, 5591129, 39137903]

約数ペア:

[(1, 39137903), (7, 5591129), (31, 1262513), (41, 954583), (53, 738451), (83, 471541), (217, 180359), (287, 136369), (371, 105493), (581, 67363), (1271, 30793), (1643, 23821), (2173, 18011), (2573, 15211), (3403, 11501), (4399, 8897)]