25371906

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 59453280

約数和(自身を除く): 34081374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 211, 294, 409, 422, 633, 818, 1227, 1266, 1477, 2454, 2863, 2954, 4431, 5726, 8589, 8862, 10339, 17178, 20041, 20678, 31017, 40082, 60123, 62034, 86299, 120246, 172598, 258897, 517794, 604093, 1208186, 1812279, 3624558, 4228651, 8457302, 12685953, 25371906]

約数ペア:

[(1, 25371906), (2, 12685953), (3, 8457302), (6, 4228651), (7, 3624558), (14, 1812279), (21, 1208186), (42, 604093), (49, 517794), (98, 258897), (147, 172598), (211, 120246), (294, 86299), (409, 62034), (422, 60123), (633, 40082), (818, 31017), (1227, 20678), (1266, 20041), (1477, 17178), (2454, 10339), (2863, 8862), (2954, 8589), (4431, 5726)]