205128891

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 337858560

約数和(自身を除く): 132729669

約数列:

[1, 3, 9, 11, 31, 33, 89, 93, 99, 267, 279, 341, 751, 801, 979, 1023, 2253, 2759, 2937, 3069, 6759, 8261, 8277, 8811, 23281, 24783, 24831, 30349, 66839, 69843, 74349, 91047, 200517, 209529, 256091, 273141, 601551, 735229, 768273, 2072009, 2205687, 2304819, 6216027, 6617061, 18648081, 22792099, 68376297, 205128891]

約数ペア:

[(1, 205128891), (3, 68376297), (9, 22792099), (11, 18648081), (31, 6617061), (33, 6216027), (89, 2304819), (93, 2205687), (99, 2072009), (267, 768273), (279, 735229), (341, 601551), (751, 273141), (801, 256091), (979, 209529), (1023, 200517), (2253, 91047), (2759, 74349), (2937, 69843), (3069, 66839), (6759, 30349), (8261, 24831), (8277, 24783), (8811, 23281)]