1398467915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{1619}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 1840345920

約数和(自身を除く): 441878005

約数列:

[1, 5, 13, 65, 97, 137, 485, 685, 1261, 1619, 1781, 6305, 8095, 8905, 13289, 21047, 66445, 105235, 157043, 172757, 221803, 785215, 863785, 1109015, 2041559, 2883439, 10207795, 14417195, 21514891, 107574455, 279693583, 1398467915]

約数ペア:

[(1, 1398467915), (5, 279693583), (13, 107574455), (65, 21514891), (97, 14417195), (137, 10207795), (485, 2883439), (685, 2041559), (1261, 1109015), (1619, 863785), (1781, 785215), (6305, 221803), (8095, 172757), (8905, 157043), (13289, 105235), (21047, 66445)]