28054365

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{349}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 47174400

約数和(自身を除く): 19120035

約数列:

[1, 3, 5, 15, 23, 69, 115, 233, 345, 349, 699, 1047, 1165, 1745, 3495, 5235, 5359, 8027, 16077, 24081, 26795, 40135, 80385, 81317, 120405, 243951, 406585, 1219755, 1870291, 5610873, 9351455, 28054365]

約数ペア:

[(1, 28054365), (3, 9351455), (5, 5610873), (15, 1870291), (23, 1219755), (69, 406585), (115, 243951), (233, 120405), (345, 81317), (349, 80385), (699, 40135), (1047, 26795), (1165, 24081), (1745, 16077), (3495, 8027), (5235, 5359)]