15865318

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 29918160

約数和(自身を除く): 14052842

約数列:

[1, 2, 7, 14, 17, 34, 49, 89, 98, 107, 119, 178, 214, 238, 623, 749, 833, 1246, 1498, 1513, 1666, 1819, 3026, 3638, 4361, 5243, 8722, 9523, 10486, 10591, 12733, 19046, 21182, 25466, 66661, 74137, 89131, 133322, 148274, 161891, 178262, 323782, 466627, 933254, 1133237, 2266474, 7932659, 15865318]

約数ペア:

[(1, 15865318), (2, 7932659), (7, 2266474), (14, 1133237), (17, 933254), (34, 466627), (49, 323782), (89, 178262), (98, 161891), (107, 148274), (119, 133322), (178, 89131), (214, 74137), (238, 66661), (623, 25466), (749, 21182), (833, 19046), (1246, 12733), (1498, 10591), (1513, 10486), (1666, 9523), (1819, 8722), (3026, 5243), (3638, 4361)]