8173005921

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 12692520960

約数和(自身を除く): 4519515039

約数列:

[1, 3, 9, 27, 47, 67, 97, 141, 201, 291, 423, 603, 873, 991, 1269, 1809, 2619, 2973, 3149, 4559, 6499, 8919, 9447, 13677, 19497, 26757, 28341, 41031, 46577, 58491, 66397, 85023, 96127, 123093, 139731, 175473, 199191, 288381, 305453, 419193, 597573, 865143, 916359, 1257579, 1792719, 2595429, 2749077, 3120659, 4517969, 6440509, 8247231, 9361977, 13553907, 19321527, 28085931, 40661721, 57964581, 84257793, 121985163, 173893743, 302703923, 908111769, 2724335307, 8173005921]

約数ペア:

[(1, 8173005921), (3, 2724335307), (9, 908111769), (27, 302703923), (47, 173893743), (67, 121985163), (97, 84257793), (141, 57964581), (201, 40661721), (291, 28085931), (423, 19321527), (603, 13553907), (873, 9361977), (991, 8247231), (1269, 6440509), (1809, 4517969), (2619, 3120659), (2973, 2749077), (3149, 2595429), (4559, 1792719), (6499, 1257579), (8919, 916359), (9447, 865143), (13677, 597573), (19497, 419193), (26757, 305453), (28341, 288381), (41031, 199191), (46577, 175473), (58491, 139731), (66397, 123093), (85023, 96127)]