17963554581

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{26953}}^1$

素因数の和:27186

約数の個数: 48

約数和(自身を含む): 30274732800

約数和(自身を除く): 12311178219

約数列:

[1, 3, 7, 9, 21, 63, 71, 149, 213, 447, 497, 639, 1043, 1341, 1491, 3129, 4473, 9387, 10579, 26953, 31737, 74053, 80859, 95211, 188671, 222159, 242577, 566013, 666477, 1698039, 1913663, 4015997, 5740989, 12047991, 13395641, 17222967, 28111979, 36143973, 40186923, 84335937, 120560769, 253007811, 285135787, 855407361, 1995950509, 2566222083, 5987851527, 17963554581]

約数ペア:

[(1, 17963554581), (3, 5987851527), (7, 2566222083), (9, 1995950509), (21, 855407361), (63, 285135787), (71, 253007811), (149, 120560769), (213, 84335937), (447, 40186923), (497, 36143973), (639, 28111979), (1043, 17222967), (1341, 13395641), (1491, 12047991), (3129, 5740989), (4473, 4015997), (9387, 1913663), (10579, 1698039), (26953, 666477), (31737, 566013), (74053, 242577), (80859, 222159), (95211, 188671)]