77897378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1151}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 133539840

約数和(自身を除く): 55642462

約数列:

[1, 2, 13, 19, 26, 38, 137, 247, 274, 494, 1151, 1781, 2302, 2603, 3562, 5206, 14963, 21869, 29926, 33839, 43738, 67678, 157687, 284297, 315374, 568594, 2049931, 2996053, 4099862, 5992106, 38948689, 77897378]

約数ペア:

[(1, 77897378), (2, 38948689), (13, 5992106), (19, 4099862), (26, 2996053), (38, 2049931), (137, 568594), (247, 315374), (274, 284297), (494, 157687), (1151, 67678), (1781, 43738), (2302, 33839), (2603, 29926), (3562, 21869), (5206, 14963)]