16401957

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 27511488

約数和(自身を除く): 11109531

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 169, 173, 187, 221, 429, 507, 519, 561, 663, 1859, 1903, 2249, 2431, 2873, 2941, 5577, 5709, 6747, 7293, 8619, 8823, 24739, 29237, 31603, 32351, 38233, 74217, 87711, 94809, 97053, 114699, 321607, 420563, 497029, 964821, 1261689, 1491087, 5467319, 16401957]

約数ペア:

[(1, 16401957), (3, 5467319), (11, 1491087), (13, 1261689), (17, 964821), (33, 497029), (39, 420563), (51, 321607), (143, 114699), (169, 97053), (173, 94809), (187, 87711), (221, 74217), (429, 38233), (507, 32351), (519, 31603), (561, 29237), (663, 24739), (1859, 8823), (1903, 8619), (2249, 7293), (2431, 6747), (2873, 5709), (2941, 5577)]