209969754

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 456119424

約数和(自身を除く): 246149670

約数列:

[1, 2, 3, 6, 17, 34, 51, 73, 102, 146, 163, 173, 219, 326, 346, 438, 489, 519, 978, 1038, 1241, 2482, 2771, 2941, 3723, 5542, 5882, 7446, 8313, 8823, 11899, 12629, 16626, 17646, 23798, 25258, 28199, 35697, 37887, 56398, 71394, 75774, 84597, 169194, 202283, 214693, 404566, 429386, 479383, 606849, 644079, 958766, 1213698, 1288158, 1438149, 2058527, 2876298, 4117054, 6175581, 12351162, 34994959, 69989918, 104984877, 209969754]

約数ペア:

[(1, 209969754), (2, 104984877), (3, 69989918), (6, 34994959), (17, 12351162), (34, 6175581), (51, 4117054), (73, 2876298), (102, 2058527), (146, 1438149), (163, 1288158), (173, 1213698), (219, 958766), (326, 644079), (346, 606849), (438, 479383), (489, 429386), (519, 404566), (978, 214693), (1038, 202283), (1241, 169194), (2482, 84597), (2771, 75774), (2941, 71394), (3723, 56398), (5542, 37887), (5882, 35697), (7446, 28199), (8313, 25258), (8823, 23798), (11899, 17646), (12629, 16626)]