78344378

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1861}}^1$

素因数の和:1998

約数の個数: 32

約数和(自身を含む): 140141568

約数和(自身を除く): 61797190

約数列:

[1, 2, 7, 14, 31, 62, 97, 194, 217, 434, 679, 1358, 1861, 3007, 3722, 6014, 13027, 21049, 26054, 42098, 57691, 115382, 180517, 361034, 403837, 807674, 1263619, 2527238, 5596027, 11192054, 39172189, 78344378]

約数ペア:

[(1, 78344378), (2, 39172189), (7, 11192054), (14, 5596027), (31, 2527238), (62, 1263619), (97, 807674), (194, 403837), (217, 361034), (434, 180517), (679, 115382), (1358, 57691), (1861, 42098), (3007, 26054), (3722, 21049), (6014, 13027)]