221497196973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1129}}^1\times {\mathrm{1721}}^1$

素因数の和:2982

約数の個数: 64

約数和(自身を含む): 331263206400

約数和(自身を除く): 109766009427

約数列:

[1, 3, 13, 37, 39, 79, 111, 237, 481, 1027, 1129, 1443, 1721, 2923, 3081, 3387, 5163, 8769, 14677, 22373, 37999, 41773, 44031, 63677, 67119, 89191, 113997, 125319, 135959, 191031, 267573, 407877, 543049, 827801, 1159483, 1629147, 1767467, 1943009, 2483403, 3300067, 3478449, 5030483, 5302401, 5829027, 9900201, 15091449, 25259117, 42900871, 65396279, 71891333, 75777351, 128702613, 153497711, 196188837, 215673999, 460493133, 934587329, 1995470243, 2803761987, 5679415307, 5986410729, 17038245921, 73832398991, 221497196973]

約数ペア:

[(1, 221497196973), (3, 73832398991), (13, 17038245921), (37, 5986410729), (39, 5679415307), (79, 2803761987), (111, 1995470243), (237, 934587329), (481, 460493133), (1027, 215673999), (1129, 196188837), (1443, 153497711), (1721, 128702613), (2923, 75777351), (3081, 71891333), (3387, 65396279), (5163, 42900871), (8769, 25259117), (14677, 15091449), (22373, 9900201), (37999, 5829027), (41773, 5302401), (44031, 5030483), (63677, 3478449), (67119, 3300067), (89191, 2483403), (113997, 1943009), (125319, 1767467), (135959, 1629147), (191031, 1159483), (267573, 827801), (407877, 543049)]