203438284

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1499}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 421344000

約数和(自身を除く): 217905716

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 131, 148, 259, 262, 518, 524, 917, 1036, 1499, 1834, 2998, 3668, 4847, 5996, 9694, 10493, 19388, 20986, 33929, 41972, 55463, 67858, 110926, 135716, 196369, 221852, 388241, 392738, 776482, 785476, 1374583, 1552964, 2749166, 5498332, 7265653, 14531306, 29062612, 50859571, 101719142, 203438284]

約数ペア:

[(1, 203438284), (2, 101719142), (4, 50859571), (7, 29062612), (14, 14531306), (28, 7265653), (37, 5498332), (74, 2749166), (131, 1552964), (148, 1374583), (259, 785476), (262, 776482), (518, 392738), (524, 388241), (917, 221852), (1036, 196369), (1499, 135716), (1834, 110926), (2998, 67858), (3668, 55463), (4847, 41972), (5996, 33929), (9694, 20986), (10493, 19388)]