2581947122

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1\times {\mathrm{6781}}^1$

素因数の和:9965

約数の個数: 16

約数和(自身を含む): 3938253144

約数和(自身を除く): 1356306022

約数列:

[1, 2, 61, 122, 3121, 6242, 6781, 13562, 190381, 380762, 413641, 827282, 21163501, 42327002, 1290973561, 2581947122]

約数ペア:

[(1, 2581947122), (2, 1290973561), (61, 42327002), (122, 21163501), (3121, 827282), (6242, 413641), (6781, 380762), (13562, 190381)]