12831463557

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{87991}}^1$

素因数の和:88502

約数の個数: 32

約数和(自身を含む): 20780190720

約数和(自身を除く): 7948727163

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 491, 1473, 4419, 5401, 13257, 16203, 48609, 87991, 145827, 263973, 791919, 967901, 2375757, 2903703, 8711109, 26133327, 43203581, 129610743, 388832229, 475239391, 1166496687, 1425718173, 4277154519, 12831463557]

約数ペア:

[(1, 12831463557), (3, 4277154519), (9, 1425718173), (11, 1166496687), (27, 475239391), (33, 388832229), (99, 129610743), (297, 43203581), (491, 26133327), (1473, 8711109), (4419, 2903703), (5401, 2375757), (13257, 967901), (16203, 791919), (48609, 263973), (87991, 145827)]