67781308

素因数分解:

$2^2\times 7^2\times {\mathrm{345823}}^1$

素因数の和:345841

約数の個数: 18

約数和(自身を含む): 137983776

約数和(自身を除く): 70202468

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 345823, 691646, 1383292, 2420761, 4841522, 9683044, 16945327, 33890654, 67781308]

約数ペア:

[(1, 67781308), (2, 33890654), (4, 16945327), (7, 9683044), (14, 4841522), (28, 2420761), (49, 1383292), (98, 691646), (196, 345823)]