213937430

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{436607}}^1$

素因数の和:436628

約数の個数: 24

約数和(自身を含む): 447959808

約数和(自身を除く): 234022378

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 436607, 873214, 2183035, 3056249, 4366070, 6112498, 15281245, 21393743, 30562490, 42787486, 106968715, 213937430]

約数ペア:

[(1, 213937430), (2, 106968715), (5, 42787486), (7, 30562490), (10, 21393743), (14, 15281245), (35, 6112498), (49, 4366070), (70, 3056249), (98, 2183035), (245, 873214), (490, 436607)]