778844079

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 80

約数和(自身を含む): 1302292992

約数和(自身を除く): 523448913

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 103, 117, 129, 167, 309, 351, 387, 501, 559, 927, 1053, 1161, 1339, 1503, 1677, 2171, 2781, 3483, 4017, 4429, 4509, 5031, 6513, 7181, 8343, 12051, 13287, 13527, 15093, 17201, 19539, 21543, 36153, 39861, 45279, 51603, 57577, 58617, 64629, 93353, 108459, 119583, 154809, 172731, 175851, 193887, 223613, 280059, 358749, 464427, 518193, 581661, 670839, 739643, 840177, 1393281, 1554579, 2012517, 2218929, 2520531, 4663737, 6037551, 6656787, 7561593, 9615359, 18112653, 19970361, 28846077, 59911083, 86538231, 259614693, 778844079]

約数ペア:

[(1, 778844079), (3, 259614693), (9, 86538231), (13, 59911083), (27, 28846077), (39, 19970361), (43, 18112653), (81, 9615359), (103, 7561593), (117, 6656787), (129, 6037551), (167, 4663737), (309, 2520531), (351, 2218929), (387, 2012517), (501, 1554579), (559, 1393281), (927, 840177), (1053, 739643), (1161, 670839), (1339, 581661), (1503, 518193), (1677, 464427), (2171, 358749), (2781, 280059), (3483, 223613), (4017, 193887), (4429, 175851), (4509, 172731), (5031, 154809), (6513, 119583), (7181, 108459), (8343, 93353), (12051, 64629), (13287, 58617), (13527, 57577), (15093, 51603), (17201, 45279), (19539, 39861), (21543, 36153)]