161205695

素因数分解:

$5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{20113}}^1$

素因数の和:20354

約数の個数: 16

約数和(自身を含む): 222058560

約数和(自身を除く): 60852865

約数列:

[1, 5, 7, 35, 229, 1145, 1603, 8015, 20113, 100565, 140791, 703955, 4605877, 23029385, 32241139, 161205695]

約数ペア:

[(1, 161205695), (5, 32241139), (7, 23029385), (35, 4605877), (229, 703955), (1145, 140791), (1603, 100565), (8015, 20113)]