281073784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{26161}}^1$

素因数の和:26263

約数の個数: 32

約数和(自身を含む): 565099200

約数和(自身を除く): 284025416

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2686, 5372, 10744, 26161, 52322, 104644, 209288, 444737, 889474, 1778948, 2066719, 3557896, 4133438, 8266876, 16533752, 35134223, 70268446, 140536892, 281073784]

約数ペア:

[(1, 281073784), (2, 140536892), (4, 70268446), (8, 35134223), (17, 16533752), (34, 8266876), (68, 4133438), (79, 3557896), (136, 2066719), (158, 1778948), (316, 889474), (632, 444737), (1343, 209288), (2686, 104644), (5372, 52322), (10744, 26161)]