81535428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{174221}}^1$

素因数の和:174244

約数の個数: 36

約数和(自身を含む): 221958828

約数和(自身を除く): 140423400

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 174221, 348442, 522663, 696884, 1045326, 1567989, 2090652, 2264873, 3135978, 4529746, 6271956, 6794619, 9059492, 13589238, 20383857, 27178476, 40767714, 81535428]

約数ペア:

[(1, 81535428), (2, 40767714), (3, 27178476), (4, 20383857), (6, 13589238), (9, 9059492), (12, 6794619), (13, 6271956), (18, 4529746), (26, 3135978), (36, 2264873), (39, 2090652), (52, 1567989), (78, 1045326), (117, 696884), (156, 522663), (234, 348442), (468, 174221)]