71553411

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 115315200

約数和(自身を除く): 43761789

約数列:

[1, 3, 9, 19, 29, 47, 57, 87, 141, 171, 261, 307, 423, 551, 893, 921, 1363, 1653, 2679, 2763, 4089, 4959, 5833, 8037, 8903, 12267, 14429, 17499, 25897, 26709, 43287, 52497, 77691, 80127, 129861, 169157, 233073, 274151, 418441, 507471, 822453, 1255323, 1522413, 2467359, 3765969, 7950379, 23851137, 71553411]

約数ペア:

[(1, 71553411), (3, 23851137), (9, 7950379), (19, 3765969), (29, 2467359), (47, 1522413), (57, 1255323), (87, 822453), (141, 507471), (171, 418441), (261, 274151), (307, 233073), (423, 169157), (551, 129861), (893, 80127), (921, 77691), (1363, 52497), (1653, 43287), (2679, 26709), (2763, 25897), (4089, 17499), (4959, 14429), (5833, 12267), (8037, 8903)]