191657210

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{128629}}^1$

素因数の和:128785

約数の個数: 16

約数和(自身を含む): 347301000

約数和(自身を除く): 155643790

約数列:

[1, 2, 5, 10, 149, 298, 745, 1490, 128629, 257258, 643145, 1286290, 19165721, 38331442, 95828605, 191657210]

約数ペア:

[(1, 191657210), (2, 95828605), (5, 38331442), (10, 19165721), (149, 1286290), (298, 643145), (745, 257258), (1490, 128629)]