212306

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:209

約数の個数: 16

約数和(自身を含む): 346560

約数和(自身を除く): 134254

約数列:

[1, 2, 19, 37, 38, 74, 151, 302, 703, 1406, 2869, 5587, 5738, 11174, 106153, 212306]

約数ペア:

[(1, 212306), (2, 106153), (19, 11174), (37, 5738), (38, 5587), (74, 2869), (151, 1406), (302, 703)]