194900979

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1291}}^1$

素因数の和:1400

約数の個数: 48

約数和(自身を含む): 329925120

約数和(自身を除く): 135024141

約数列:

[1, 3, 7, 13, 21, 39, 49, 79, 91, 147, 237, 273, 553, 637, 1027, 1291, 1659, 1911, 3081, 3871, 3873, 7189, 9037, 11613, 16783, 21567, 27111, 50323, 50349, 63259, 101989, 117481, 150969, 189777, 305967, 352443, 713923, 822367, 1325857, 2141769, 2467101, 3977571, 4997461, 9280999, 14992383, 27842997, 64966993, 194900979]

約数ペア:

[(1, 194900979), (3, 64966993), (7, 27842997), (13, 14992383), (21, 9280999), (39, 4997461), (49, 3977571), (79, 2467101), (91, 2141769), (147, 1325857), (237, 822367), (273, 713923), (553, 352443), (637, 305967), (1027, 189777), (1291, 150969), (1659, 117481), (1911, 101989), (3081, 63259), (3871, 50349), (3873, 50323), (7189, 27111), (9037, 21567), (11613, 16783)]