7947005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 11059200

約数和(自身を除く): 3112195

約数列:

[1, 5, 11, 31, 55, 59, 79, 155, 295, 341, 395, 649, 869, 1705, 1829, 2449, 3245, 4345, 4661, 9145, 12245, 20119, 23305, 26939, 51271, 100595, 134695, 144491, 256355, 722455, 1589401, 7947005]

約数ペア:

[(1, 7947005), (5, 1589401), (11, 722455), (31, 256355), (55, 144491), (59, 134695), (79, 100595), (155, 51271), (295, 26939), (341, 23305), (395, 20119), (649, 12245), (869, 9145), (1705, 4661), (1829, 4345), (2449, 3245)]