172639814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{26261}}^1$

素因数の和:26455

約数の個数: 16

約数和(自身を含む): 274175280

約数和(自身を除く): 101535466

約数列:

[1, 2, 19, 38, 173, 346, 3287, 6574, 26261, 52522, 498959, 997918, 4543153, 9086306, 86319907, 172639814]

約数ペア:

[(1, 172639814), (2, 86319907), (19, 9086306), (38, 4543153), (173, 997918), (346, 498959), (3287, 52522), (6574, 26261)]