780684

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{971}}^1$

素因数の和:1045

約数の個数: 24

約数和(自身を含む): 1850688

約数和(自身を除く): 1070004

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 971, 1942, 2913, 3884, 5826, 11652, 65057, 130114, 195171, 260228, 390342, 780684]

約数ペア:

[(1, 780684), (2, 390342), (3, 260228), (4, 195171), (6, 130114), (12, 65057), (67, 11652), (134, 5826), (201, 3884), (268, 2913), (402, 1942), (804, 971)]