1338366813

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{1223}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 2159566848

約数和(自身を除く): 821200035

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 1223, 1271, 1681, 3669, 3813, 5043, 8561, 8897, 11767, 25683, 26691, 35301, 37913, 50143, 52111, 113739, 150429, 156333, 265391, 351001, 364777, 796173, 1053003, 1094331, 1554433, 2055863, 4663299, 6167589, 10881031, 14391041, 32643093, 43173123, 63731753, 191195259, 446122271, 1338366813]

約数ペア:

[(1, 1338366813), (3, 446122271), (7, 191195259), (21, 63731753), (31, 43173123), (41, 32643093), (93, 14391041), (123, 10881031), (217, 6167589), (287, 4663299), (651, 2055863), (861, 1554433), (1223, 1094331), (1271, 1053003), (1681, 796173), (3669, 364777), (3813, 351001), (5043, 265391), (8561, 156333), (8897, 150429), (11767, 113739), (25683, 52111), (26691, 50143), (35301, 37913)]