210591843

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 362299392

約数和(自身を除く): 151707549

約数列:

[1, 3, 7, 11, 21, 33, 53, 77, 103, 159, 167, 231, 309, 371, 501, 583, 721, 1113, 1133, 1169, 1749, 1837, 2163, 3399, 3507, 4081, 5459, 5511, 7931, 8851, 12243, 12859, 16377, 17201, 23793, 26553, 38213, 38577, 51603, 60049, 61957, 97361, 114639, 120407, 180147, 185871, 189211, 292083, 361221, 420343, 567633, 681527, 911653, 1261029, 1324477, 2044581, 2734959, 3973431, 6381571, 10028183, 19144713, 30084549, 70197281, 210591843]

約数ペア:

[(1, 210591843), (3, 70197281), (7, 30084549), (11, 19144713), (21, 10028183), (33, 6381571), (53, 3973431), (77, 2734959), (103, 2044581), (159, 1324477), (167, 1261029), (231, 911653), (309, 681527), (371, 567633), (501, 420343), (583, 361221), (721, 292083), (1113, 189211), (1133, 185871), (1169, 180147), (1749, 120407), (1837, 114639), (2163, 97361), (3399, 61957), (3507, 60049), (4081, 51603), (5459, 38577), (5511, 38213), (7931, 26553), (8851, 23793), (12243, 17201), (12859, 16377)]