389650638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 857445120

約数和(自身を除く): 467794482

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 139, 166, 249, 278, 417, 433, 498, 834, 866, 1079, 1299, 1807, 2158, 2598, 3237, 3614, 5421, 5629, 6474, 10842, 11258, 11537, 16887, 23074, 33774, 34611, 35939, 60187, 69222, 71878, 107817, 120374, 149981, 180561, 215634, 299962, 361122, 449943, 467207, 782431, 899886, 934414, 1401621, 1564862, 2347293, 2803242, 4694586, 4995521, 9991042, 14986563, 29973126, 64941773, 129883546, 194825319, 389650638]

約数ペア:

[(1, 389650638), (2, 194825319), (3, 129883546), (6, 64941773), (13, 29973126), (26, 14986563), (39, 9991042), (78, 4995521), (83, 4694586), (139, 2803242), (166, 2347293), (249, 1564862), (278, 1401621), (417, 934414), (433, 899886), (498, 782431), (834, 467207), (866, 449943), (1079, 361122), (1299, 299962), (1807, 215634), (2158, 180561), (2598, 149981), (3237, 120374), (3614, 107817), (5421, 71878), (5629, 69222), (6474, 60187), (10842, 35939), (11258, 34611), (11537, 33774), (16887, 23074)]