15206857221

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{708251}}^1$

素因数の和:708692

約数の個数: 16

約数和(自身を含む): 21519528768

約数和(自身を除く): 6312671547

約数列:

[1, 3, 17, 51, 421, 1263, 7157, 21471, 708251, 2124753, 12040267, 36120801, 298173671, 894521013, 5068952407, 15206857221]

約数ペア:

[(1, 15206857221), (3, 5068952407), (17, 894521013), (51, 298173671), (421, 36120801), (1263, 12040267), (7157, 2124753), (21471, 708251)]