81344298

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 190983168

約数和(自身を除く): 109638870

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 137, 201, 211, 274, 402, 411, 422, 469, 633, 822, 938, 959, 1266, 1407, 1477, 1918, 2814, 2877, 2954, 4431, 5754, 8862, 9179, 14137, 18358, 27537, 28274, 28907, 42411, 55074, 57814, 64253, 84822, 86721, 98959, 128506, 173442, 192759, 197918, 202349, 296877, 385518, 404698, 593754, 607047, 1214094, 1936769, 3873538, 5810307, 11620614, 13557383, 27114766, 40672149, 81344298]

約数ペア:

[(1, 81344298), (2, 40672149), (3, 27114766), (6, 13557383), (7, 11620614), (14, 5810307), (21, 3873538), (42, 1936769), (67, 1214094), (134, 607047), (137, 593754), (201, 404698), (211, 385518), (274, 296877), (402, 202349), (411, 197918), (422, 192759), (469, 173442), (633, 128506), (822, 98959), (938, 86721), (959, 84822), (1266, 64253), (1407, 57814), (1477, 55074), (1918, 42411), (2814, 28907), (2877, 28274), (2954, 27537), (4431, 18358), (5754, 14137), (8862, 9179)]