90809103

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 155623680

約数和(自身を除く): 64814577

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 89, 147, 231, 267, 539, 623, 631, 979, 1617, 1869, 1893, 2937, 4361, 4417, 6853, 6941, 13083, 13251, 20559, 20823, 30919, 47971, 48587, 56159, 92757, 143913, 145761, 168477, 340109, 393113, 617749, 1020327, 1179339, 1853247, 2751791, 4324243, 8255373, 12972729, 30269701, 90809103]

約数ペア:

[(1, 90809103), (3, 30269701), (7, 12972729), (11, 8255373), (21, 4324243), (33, 2751791), (49, 1853247), (77, 1179339), (89, 1020327), (147, 617749), (231, 393113), (267, 340109), (539, 168477), (623, 145761), (631, 143913), (979, 92757), (1617, 56159), (1869, 48587), (1893, 47971), (2937, 30919), (4361, 20823), (4417, 20559), (6853, 13251), (6941, 13083)]