209218178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{1427}}^1\times {\mathrm{5639}}^1$

素因数の和:7081

約数の個数: 16

約数和(自身を含む): 338264640

約数和(自身を除く): 129046462

約数列:

[1, 2, 13, 26, 1427, 2854, 5639, 11278, 18551, 37102, 73307, 146614, 8046853, 16093706, 104609089, 209218178]

約数ペア:

[(1, 209218178), (2, 104609089), (13, 16093706), (26, 8046853), (1427, 146614), (2854, 73307), (5639, 37102), (11278, 18551)]