178713390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83903}}^1$

素因数の和:83984

約数の個数: 32

約数和(自身を含む): 434958336

約数和(自身を除く): 256244946

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 83903, 167806, 251709, 419515, 503418, 839030, 1258545, 2517090, 5957113, 11914226, 17871339, 29785565, 35742678, 59571130, 89356695, 178713390]

約数ペア:

[(1, 178713390), (2, 89356695), (3, 59571130), (5, 35742678), (6, 29785565), (10, 17871339), (15, 11914226), (30, 5957113), (71, 2517090), (142, 1258545), (213, 839030), (355, 503418), (426, 419515), (710, 251709), (1065, 167806), (2130, 83903)]