221486594

素因数分解:

$2^1\times 7^1\times {\mathrm{557}}^1\times {\mathrm{28403}}^1$

素因数の和:28969

約数の個数: 16

約数和(自身を含む): 380386368

約数和(自身を除く): 158899774

約数列:

[1, 2, 7, 14, 557, 1114, 3899, 7798, 28403, 56806, 198821, 397642, 15820471, 31640942, 110743297, 221486594]

約数ペア:

[(1, 221486594), (2, 110743297), (7, 31640942), (14, 15820471), (557, 397642), (1114, 198821), (3899, 56806), (7798, 28403)]