203411390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{223529}}^1$

素因数の和:223556

約数の個数: 32

約数和(自身を含む): 450636480

約数和(自身を除く): 247225090

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 223529, 447058, 1117645, 1564703, 2235290, 2905877, 3129406, 5811754, 7823515, 14529385, 15647030, 20341139, 29058770, 40682278, 101705695, 203411390]

約数ペア:

[(1, 203411390), (2, 101705695), (5, 40682278), (7, 29058770), (10, 20341139), (13, 15647030), (14, 14529385), (26, 7823515), (35, 5811754), (65, 3129406), (70, 2905877), (91, 2235290), (130, 1564703), (182, 1117645), (455, 447058), (910, 223529)]