25815006

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{971}}^1$

素因数の和:1197

約数の個数: 48

約数和(自身を含む): 64291968

約数和(自身を除く): 38476962

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 422, 633, 971, 1266, 1477, 1899, 1942, 2913, 2954, 3798, 4431, 5826, 6797, 8739, 8862, 13293, 13594, 17478, 20391, 26586, 40782, 61173, 122346, 204881, 409762, 614643, 1229286, 1434167, 1843929, 2868334, 3687858, 4302501, 8605002, 12907503, 25815006]

約数ペア:

[(1, 25815006), (2, 12907503), (3, 8605002), (6, 4302501), (7, 3687858), (9, 2868334), (14, 1843929), (18, 1434167), (21, 1229286), (42, 614643), (63, 409762), (126, 204881), (211, 122346), (422, 61173), (633, 40782), (971, 26586), (1266, 20391), (1477, 17478), (1899, 13594), (1942, 13293), (2913, 8862), (2954, 8739), (3798, 6797), (4431, 5826)]