84181635

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{257}}^1$

素因数の和:548

約数の個数: 48

約数和(自身を含む): 152137440

約数和(自身を除く): 67955805

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 251, 257, 261, 435, 753, 771, 1255, 1285, 1305, 2259, 2313, 3765, 3855, 7279, 7453, 11295, 11565, 21837, 22359, 36395, 37265, 64507, 65511, 67077, 109185, 111795, 193521, 322535, 327555, 335385, 580563, 967605, 1870703, 2902815, 5612109, 9353515, 16836327, 28060545, 84181635]

約数ペア:

[(1, 84181635), (3, 28060545), (5, 16836327), (9, 9353515), (15, 5612109), (29, 2902815), (45, 1870703), (87, 967605), (145, 580563), (251, 335385), (257, 327555), (261, 322535), (435, 193521), (753, 111795), (771, 109185), (1255, 67077), (1285, 65511), (1305, 64507), (2259, 37265), (2313, 36395), (3765, 22359), (3855, 21837), (7279, 11565), (7453, 11295)]