201821697

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{1609}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 365688960

約数和(自身を除く): 163867263

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 181, 231, 543, 693, 1267, 1609, 1629, 1991, 3801, 4827, 5973, 11263, 11403, 13937, 14481, 17699, 17919, 33789, 41811, 53097, 101367, 123893, 125433, 159291, 291229, 371679, 873687, 1115037, 2038603, 2621061, 3203519, 6115809, 9610557, 18347427, 22424633, 28831671, 67273899, 201821697]

約数ペア:

[(1, 201821697), (3, 67273899), (7, 28831671), (9, 22424633), (11, 18347427), (21, 9610557), (33, 6115809), (63, 3203519), (77, 2621061), (99, 2038603), (181, 1115037), (231, 873687), (543, 371679), (693, 291229), (1267, 159291), (1609, 125433), (1629, 123893), (1991, 101367), (3801, 53097), (4827, 41811), (5973, 33789), (11263, 17919), (11403, 17699), (13937, 14481)]