9770110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 20749824

約数和(自身を除く): 10979714

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 157, 245, 254, 314, 490, 635, 785, 889, 1099, 1270, 1570, 1778, 2198, 4445, 5495, 6223, 7693, 8890, 10990, 12446, 15386, 19939, 31115, 38465, 39878, 62230, 76930, 99695, 139573, 199390, 279146, 697865, 977011, 1395730, 1954022, 4885055, 9770110]

約数ペア:

[(1, 9770110), (2, 4885055), (5, 1954022), (7, 1395730), (10, 977011), (14, 697865), (35, 279146), (49, 199390), (70, 139573), (98, 99695), (127, 76930), (157, 62230), (245, 39878), (254, 38465), (314, 31115), (490, 19939), (635, 15386), (785, 12446), (889, 10990), (1099, 8890), (1270, 7693), (1570, 6223), (1778, 5495), (2198, 4445)]