20172642003

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{79087}}^1$

素因数の和:79213

約数の個数: 40

約数和(自身を含む): 31235331072

約数和(自身を除く): 11062689069

約数列:

[1, 3, 9, 27, 47, 67, 81, 141, 201, 423, 603, 1269, 1809, 3149, 3807, 5427, 9447, 28341, 79087, 85023, 237261, 255069, 711783, 2135349, 3717089, 5298829, 6406047, 11151267, 15896487, 33453801, 47689461, 100361403, 143068383, 249044963, 301084209, 429205149, 747134889, 2241404667, 6724214001, 20172642003]

約数ペア:

[(1, 20172642003), (3, 6724214001), (9, 2241404667), (27, 747134889), (47, 429205149), (67, 301084209), (81, 249044963), (141, 143068383), (201, 100361403), (423, 47689461), (603, 33453801), (1269, 15896487), (1809, 11151267), (3149, 6406047), (3807, 5298829), (5427, 3717089), (9447, 2135349), (28341, 711783), (79087, 255069), (85023, 237261)]