28060545

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 46811520

約数和(自身を除く): 18750975

約数列:

[1, 3, 5, 15, 29, 87, 145, 251, 257, 435, 753, 771, 1255, 1285, 3765, 3855, 7279, 7453, 21837, 22359, 36395, 37265, 64507, 109185, 111795, 193521, 322535, 967605, 1870703, 5612109, 9353515, 28060545]

約数ペア:

[(1, 28060545), (3, 9353515), (5, 5612109), (15, 1870703), (29, 967605), (87, 322535), (145, 193521), (251, 111795), (257, 109185), (435, 64507), (753, 37265), (771, 36395), (1255, 22359), (1285, 21837), (3765, 7453), (3855, 7279)]