257806476

素因数分解:

$2^2\times 3^6\times {\mathrm{88411}}^1$

素因数の和:88433

約数の個数: 42

約数和(自身を含む): 676440212

約数和(自身を除く): 418633736

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 88411, 176822, 265233, 353644, 530466, 795699, 1060932, 1591398, 2387097, 3182796, 4774194, 7161291, 9548388, 14322582, 21483873, 28645164, 42967746, 64451619, 85935492, 128903238, 257806476]

約数ペア:

[(1, 257806476), (2, 128903238), (3, 85935492), (4, 64451619), (6, 42967746), (9, 28645164), (12, 21483873), (18, 14322582), (27, 9548388), (36, 7161291), (54, 4774194), (81, 3182796), (108, 2387097), (162, 1591398), (243, 1060932), (324, 795699), (486, 530466), (729, 353644), (972, 265233), (1458, 176822), (2916, 88411)]