161420457

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 260340480

約数和(自身を除く): 98920023

約数列:

[1, 3, 11, 17, 33, 51, 53, 61, 89, 159, 183, 187, 267, 561, 583, 671, 901, 979, 1037, 1513, 1749, 2013, 2703, 2937, 3111, 3233, 4539, 4717, 5429, 9699, 9911, 11407, 14151, 16287, 16643, 29733, 34221, 35563, 49929, 51887, 54961, 59719, 80189, 92293, 106689, 155661, 164883, 179157, 240567, 276879, 287737, 604571, 863211, 882079, 1015223, 1813713, 2646237, 3045669, 3165107, 4891529, 9495321, 14674587, 53806819, 161420457]

約数ペア:

[(1, 161420457), (3, 53806819), (11, 14674587), (17, 9495321), (33, 4891529), (51, 3165107), (53, 3045669), (61, 2646237), (89, 1813713), (159, 1015223), (183, 882079), (187, 863211), (267, 604571), (561, 287737), (583, 276879), (671, 240567), (901, 179157), (979, 164883), (1037, 155661), (1513, 106689), (1749, 92293), (2013, 80189), (2703, 59719), (2937, 54961), (3111, 51887), (3233, 49929), (4539, 35563), (4717, 34221), (5429, 29733), (9699, 16643), (9911, 16287), (11407, 14151)]