221383256

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{1553}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 421817760

約数和(自身を除く): 200434504

約数列:

[1, 2, 4, 8, 103, 173, 206, 346, 412, 692, 824, 1384, 1553, 3106, 6212, 12424, 17819, 35638, 71276, 142552, 159959, 268669, 319918, 537338, 639836, 1074676, 1279672, 2149352, 27672907, 55345814, 110691628, 221383256]

約数ペア:

[(1, 221383256), (2, 110691628), (4, 55345814), (8, 27672907), (103, 2149352), (173, 1279672), (206, 1074676), (346, 639836), (412, 537338), (692, 319918), (824, 268669), (1384, 159959), (1553, 142552), (3106, 71276), (6212, 35638), (12424, 17819)]