161173458

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{1249}}^1$

素因数の和:1431

約数の個数: 48

約数和(自身を含む): 358020000

約数和(自身を除く): 196846542

約数列:

[1, 2, 3, 6, 9, 18, 67, 107, 134, 201, 214, 321, 402, 603, 642, 963, 1206, 1249, 1926, 2498, 3747, 7169, 7494, 11241, 14338, 21507, 22482, 43014, 64521, 83683, 129042, 133643, 167366, 251049, 267286, 400929, 502098, 753147, 801858, 1202787, 1506294, 2405574, 8954081, 17908162, 26862243, 53724486, 80586729, 161173458]

約数ペア:

[(1, 161173458), (2, 80586729), (3, 53724486), (6, 26862243), (9, 17908162), (18, 8954081), (67, 2405574), (107, 1506294), (134, 1202787), (201, 801858), (214, 753147), (321, 502098), (402, 400929), (603, 267286), (642, 251049), (963, 167366), (1206, 133643), (1249, 129042), (1926, 83683), (2498, 64521), (3747, 43014), (7169, 22482), (7494, 21507), (11241, 14338)]