71816868

素因数分解:

$2^2\times 3^4\times {\mathrm{221657}}^1$

素因数の和:221673

約数の個数: 30

約数和(自身を含む): 187744326

約数和(自身を除く): 115927458

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 221657, 443314, 664971, 886628, 1329942, 1994913, 2659884, 3989826, 5984739, 7979652, 11969478, 17954217, 23938956, 35908434, 71816868]

約数ペア:

[(1, 71816868), (2, 35908434), (3, 23938956), (4, 17954217), (6, 11969478), (9, 7979652), (12, 5984739), (18, 3989826), (27, 2659884), (36, 1994913), (54, 1329942), (81, 886628), (108, 664971), (162, 443314), (324, 221657)]