78547938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 190218240

約数和(自身を除く): 111670302

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 257, 266, 383, 399, 514, 766, 771, 798, 1149, 1542, 1799, 2298, 2681, 3598, 4883, 5362, 5397, 7277, 8043, 9766, 10794, 14554, 14649, 16086, 21831, 29298, 34181, 43662, 50939, 68362, 98431, 101878, 102543, 152817, 196862, 205086, 295293, 305634, 590586, 689017, 1378034, 1870189, 2067051, 3740378, 4134102, 5610567, 11221134, 13091323, 26182646, 39273969, 78547938]

約数ペア:

[(1, 78547938), (2, 39273969), (3, 26182646), (6, 13091323), (7, 11221134), (14, 5610567), (19, 4134102), (21, 3740378), (38, 2067051), (42, 1870189), (57, 1378034), (114, 689017), (133, 590586), (257, 305634), (266, 295293), (383, 205086), (399, 196862), (514, 152817), (766, 102543), (771, 101878), (798, 98431), (1149, 68362), (1542, 50939), (1799, 43662), (2298, 34181), (2681, 29298), (3598, 21831), (4883, 16086), (5362, 14649), (5397, 14554), (7277, 10794), (8043, 9766)]