15928983

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 28304640

約数和(自身を除く): 12375657

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 107, 119, 139, 153, 321, 357, 417, 749, 963, 973, 1071, 1251, 1819, 2247, 2363, 2919, 5457, 6741, 7089, 8757, 12733, 14873, 16371, 16541, 21267, 38199, 44619, 49623, 104111, 114597, 133857, 148869, 252841, 312333, 758523, 936999, 1769887, 2275569, 5309661, 15928983]

約数ペア:

[(1, 15928983), (3, 5309661), (7, 2275569), (9, 1769887), (17, 936999), (21, 758523), (51, 312333), (63, 252841), (107, 148869), (119, 133857), (139, 114597), (153, 104111), (321, 49623), (357, 44619), (417, 38199), (749, 21267), (963, 16541), (973, 16371), (1071, 14873), (1251, 12733), (1819, 8757), (2247, 7089), (2363, 6741), (2919, 5457)]