313397195

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 402361344

約数和(自身を除く): 88964149

約数列:

[1, 5, 23, 71, 115, 131, 293, 355, 655, 1465, 1633, 3013, 6739, 8165, 9301, 15065, 20803, 33695, 38383, 46505, 104015, 191915, 213923, 478469, 882809, 1069615, 2392345, 2725193, 4414045, 13625965, 62679439, 313397195]

約数ペア:

[(1, 313397195), (5, 62679439), (23, 13625965), (71, 4414045), (115, 2725193), (131, 2392345), (293, 1069615), (355, 882809), (655, 478469), (1465, 213923), (1633, 191915), (3013, 104015), (6739, 46505), (8165, 38383), (9301, 33695), (15065, 20803)]