389377326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:921

約数の個数: 64

約数和(自身を含む): 862202880

約数和(自身を除く): 472825554

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 131, 159, 262, 318, 393, 689, 719, 786, 1378, 1438, 1703, 2067, 2157, 3406, 4134, 4314, 5109, 6943, 9347, 10218, 13886, 18694, 20829, 28041, 38107, 41658, 56082, 76214, 90259, 94189, 114321, 180518, 188378, 228642, 270777, 282567, 495391, 541554, 565134, 990782, 1224457, 1486173, 2448914, 2972346, 3673371, 4992017, 7346742, 9984034, 14976051, 29952102, 64896221, 129792442, 194688663, 389377326]

約数ペア:

[(1, 389377326), (2, 194688663), (3, 129792442), (6, 64896221), (13, 29952102), (26, 14976051), (39, 9984034), (53, 7346742), (78, 4992017), (106, 3673371), (131, 2972346), (159, 2448914), (262, 1486173), (318, 1224457), (393, 990782), (689, 565134), (719, 541554), (786, 495391), (1378, 282567), (1438, 270777), (1703, 228642), (2067, 188378), (2157, 180518), (3406, 114321), (4134, 94189), (4314, 90259), (5109, 76214), (6943, 56082), (9347, 41658), (10218, 38107), (13886, 28041), (18694, 20829)]