1275993885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{62687}}^1$

素因数の和:62777

約数の個数: 32

約数和(自身を含む): 2166497280

約数和(自身を除く): 890503395

約数列:

[1, 3, 5, 15, 23, 59, 69, 115, 177, 295, 345, 885, 1357, 4071, 6785, 20355, 62687, 188061, 313435, 940305, 1441801, 3698533, 4325403, 7209005, 11095599, 18492665, 21627015, 55477995, 85066259, 255198777, 425331295, 1275993885]

約数ペア:

[(1, 1275993885), (3, 425331295), (5, 255198777), (15, 85066259), (23, 55477995), (59, 21627015), (69, 18492665), (115, 11095599), (177, 7209005), (295, 4325403), (345, 3698533), (885, 1441801), (1357, 940305), (4071, 313435), (6785, 188061), (20355, 62687)]