220171341

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 337305600

約数和(自身を除く): 117134259

約数列:

[1, 3, 13, 23, 39, 69, 79, 169, 237, 239, 299, 507, 717, 897, 1027, 1817, 3081, 3107, 3887, 5451, 5497, 9321, 11661, 13351, 16491, 18881, 23621, 40053, 40391, 56643, 70863, 71461, 121173, 214383, 245453, 307073, 434263, 736359, 921219, 928993, 1302789, 2786979, 3190889, 5645419, 9572667, 16936257, 73390447, 220171341]

約数ペア:

[(1, 220171341), (3, 73390447), (13, 16936257), (23, 9572667), (39, 5645419), (69, 3190889), (79, 2786979), (169, 1302789), (237, 928993), (239, 921219), (299, 736359), (507, 434263), (717, 307073), (897, 245453), (1027, 214383), (1817, 121173), (3081, 71461), (3107, 70863), (3887, 56643), (5451, 40391), (5497, 40053), (9321, 23621), (11661, 18881), (13351, 16491)]