17997255

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{4597}}^1$

素因数の和:4640

約数の個数: 32

約数和(自身を含む): 33105600

約数和(自身を除く): 15108345

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 4597, 13791, 22985, 41373, 68955, 124119, 133313, 206865, 399939, 620595, 666565, 1199817, 1999695, 3599451, 5999085, 17997255]

約数ペア:

[(1, 17997255), (3, 5999085), (5, 3599451), (9, 1999695), (15, 1199817), (27, 666565), (29, 620595), (45, 399939), (87, 206865), (135, 133313), (145, 124119), (261, 68955), (435, 41373), (783, 22985), (1305, 13791), (3915, 4597)]