16915987

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{439}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 19261440

約数和(自身を除く): 2345453

約数列:

[1, 11, 31, 113, 341, 439, 1243, 3503, 4829, 13609, 38533, 49607, 149699, 545677, 1537817, 16915987]

約数ペア:

[(1, 16915987), (11, 1537817), (31, 545677), (113, 149699), (341, 49607), (439, 38533), (1243, 13609), (3503, 4829)]