170220729

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{54401}}^1$

素因数の和:54560

約数の個数: 16

約数和(自身を含む): 261129600

約数和(自身を除く): 90908871

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 54401, 163203, 380807, 1142421, 8105749, 24317247, 56740243, 170220729]

約数ペア:

[(1, 170220729), (3, 56740243), (7, 24317247), (21, 8105749), (149, 1142421), (447, 380807), (1043, 163203), (3129, 54401)]