71319458

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{221489}}^1$

素因数の和:221521

約数の個数: 16

約数和(自身を含む): 127578240

約数和(自身を除く): 56258782

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 221489, 442978, 1550423, 3100846, 5094247, 10188494, 35659729, 71319458]

約数ペア:

[(1, 71319458), (2, 35659729), (7, 10188494), (14, 5094247), (23, 3100846), (46, 1550423), (161, 442978), (322, 221489)]