22280013

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 39626496

約数和(自身を除く): 17346483

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 71, 119, 153, 213, 293, 357, 497, 639, 879, 1071, 1207, 1491, 2051, 2637, 3621, 4473, 4981, 6153, 8449, 10863, 14943, 18459, 20803, 25347, 34867, 44829, 62409, 76041, 104601, 145621, 187227, 313803, 353651, 436863, 1060953, 1310589, 2475557, 3182859, 7426671, 22280013]

約数ペア:

[(1, 22280013), (3, 7426671), (7, 3182859), (9, 2475557), (17, 1310589), (21, 1060953), (51, 436863), (63, 353651), (71, 313803), (119, 187227), (153, 145621), (213, 104601), (293, 76041), (357, 62409), (497, 44829), (639, 34867), (879, 25347), (1071, 20803), (1207, 18459), (1491, 14943), (2051, 10863), (2637, 8449), (3621, 6153), (4473, 4981)]