259954492

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{320141}}^1$

素因数の和:320181

約数の個数: 24

約数和(自身を含む): 537838560

約数和(自身を除く): 277884068

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 320141, 640282, 1280564, 2240987, 4481974, 8963948, 9284089, 18568178, 37136356, 64988623, 129977246, 259954492]

約数ペア:

[(1, 259954492), (2, 129977246), (4, 64988623), (7, 37136356), (14, 18568178), (28, 9284089), (29, 8963948), (58, 4481974), (116, 2240987), (203, 1280564), (406, 640282), (812, 320141)]