254120478

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:521

約数の個数: 64

約数和(自身を含む): 550851840

約数和(自身を除く): 296731362

約数列:

[1, 2, 3, 6, 19, 38, 53, 57, 106, 114, 137, 159, 274, 307, 318, 411, 614, 822, 921, 1007, 1842, 2014, 2603, 3021, 5206, 5833, 6042, 7261, 7809, 11666, 14522, 15618, 16271, 17499, 21783, 32542, 34998, 42059, 43566, 48813, 84118, 97626, 126177, 137959, 252354, 275918, 309149, 413877, 618298, 799121, 827754, 927447, 1598242, 1854894, 2229127, 2397363, 4458254, 4794726, 6687381, 13374762, 42353413, 84706826, 127060239, 254120478]

約数ペア:

[(1, 254120478), (2, 127060239), (3, 84706826), (6, 42353413), (19, 13374762), (38, 6687381), (53, 4794726), (57, 4458254), (106, 2397363), (114, 2229127), (137, 1854894), (159, 1598242), (274, 927447), (307, 827754), (318, 799121), (411, 618298), (614, 413877), (822, 309149), (921, 275918), (1007, 252354), (1842, 137959), (2014, 126177), (2603, 97626), (3021, 84118), (5206, 48813), (5833, 43566), (6042, 42059), (7261, 34998), (7809, 32542), (11666, 21783), (14522, 17499), (15618, 16271)]