686214

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{569}}^1$

素因数の和:644

約数の個数: 24

約数和(自身を含む): 1511640

約数和(自身を除く): 825426

約数列:

[1, 2, 3, 6, 9, 18, 67, 134, 201, 402, 569, 603, 1138, 1206, 1707, 3414, 5121, 10242, 38123, 76246, 114369, 228738, 343107, 686214]

約数ペア:

[(1, 686214), (2, 343107), (3, 228738), (6, 114369), (9, 76246), (18, 38123), (67, 10242), (134, 5121), (201, 3414), (402, 1707), (569, 1206), (603, 1138)]