279778826

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{661}}^1$

素因数の和:950

約数の個数: 32

約数和(自身を含む): 454714560

約数和(自身を除く): 174935734

約数列:

[1, 2, 17, 34, 59, 118, 211, 422, 661, 1003, 1322, 2006, 3587, 7174, 11237, 12449, 22474, 24898, 38999, 77998, 139471, 211633, 278942, 423266, 662983, 1325966, 2371007, 4742014, 8228789, 16457578, 139889413, 279778826]

約数ペア:

[(1, 279778826), (2, 139889413), (17, 16457578), (34, 8228789), (59, 4742014), (118, 2371007), (211, 1325966), (422, 662983), (661, 423266), (1003, 278942), (1322, 211633), (2006, 139471), (3587, 77998), (7174, 38999), (11237, 24898), (12449, 22474)]