47281671

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:165

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 31515129

約数列:

[1, 3, 9, 19, 27, 37, 47, 53, 57, 111, 141, 159, 171, 333, 423, 477, 513, 703, 893, 999, 1007, 1269, 1431, 1739, 1961, 2109, 2491, 2679, 3021, 5217, 5883, 6327, 7473, 8037, 9063, 15651, 17649, 18981, 22419, 24111, 27189, 33041, 37259, 46953, 47329, 52947, 67257, 92167, 99123, 111777, 141987, 276501, 297369, 335331, 425961, 829503, 892107, 1005993, 1277883, 1751173, 2488509, 5253519, 15760557, 47281671]

約数ペア:

[(1, 47281671), (3, 15760557), (9, 5253519), (19, 2488509), (27, 1751173), (37, 1277883), (47, 1005993), (53, 892107), (57, 829503), (111, 425961), (141, 335331), (159, 297369), (171, 276501), (333, 141987), (423, 111777), (477, 99123), (513, 92167), (703, 67257), (893, 52947), (999, 47329), (1007, 46953), (1269, 37259), (1431, 33041), (1739, 27189), (1961, 24111), (2109, 22419), (2491, 18981), (2679, 17649), (3021, 15651), (5217, 9063), (5883, 8037), (6327, 7473)]