28025116

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 58705920

約数和(自身を除く): 30680804

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 83, 124, 166, 217, 332, 389, 434, 581, 778, 868, 1162, 1556, 2324, 2573, 2723, 5146, 5446, 10292, 10892, 12059, 18011, 24118, 32287, 36022, 48236, 64574, 72044, 84413, 129148, 168826, 226009, 337652, 452018, 904036, 1000897, 2001794, 4003588, 7006279, 14012558, 28025116]

約数ペア:

[(1, 28025116), (2, 14012558), (4, 7006279), (7, 4003588), (14, 2001794), (28, 1000897), (31, 904036), (62, 452018), (83, 337652), (124, 226009), (166, 168826), (217, 129148), (332, 84413), (389, 72044), (434, 64574), (581, 48236), (778, 36022), (868, 32287), (1162, 24118), (1556, 18011), (2324, 12059), (2573, 10892), (2723, 10292), (5146, 5446)]