261631248

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{81353}}^1$

素因数の和:81431

約数の個数: 40

約数和(自身を含む): 685976928

約数和(自身を除く): 424345680

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 134, 201, 268, 402, 536, 804, 1072, 1608, 3216, 81353, 162706, 244059, 325412, 488118, 650824, 976236, 1301648, 1952472, 3904944, 5450651, 10901302, 16351953, 21802604, 32703906, 43605208, 65407812, 87210416, 130815624, 261631248]

約数ペア:

[(1, 261631248), (2, 130815624), (3, 87210416), (4, 65407812), (6, 43605208), (8, 32703906), (12, 21802604), (16, 16351953), (24, 10901302), (48, 5450651), (67, 3904944), (134, 1952472), (201, 1301648), (268, 976236), (402, 650824), (536, 488118), (804, 325412), (1072, 244059), (1608, 162706), (3216, 81353)]