261817296

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{419579}}^1$

素因数の和:419603

約数の個数: 40

約数和(自身を含む): 728390880

約数和(自身を除く): 466573584

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 419579, 839158, 1258737, 1678316, 2517474, 3356632, 5034948, 5454527, 6713264, 10069896, 10909054, 16363581, 20139792, 21818108, 32727162, 43636216, 65454324, 87272432, 130908648, 261817296]

約数ペア:

[(1, 261817296), (2, 130908648), (3, 87272432), (4, 65454324), (6, 43636216), (8, 32727162), (12, 21818108), (13, 20139792), (16, 16363581), (24, 10909054), (26, 10069896), (39, 6713264), (48, 5454527), (52, 5034948), (78, 3356632), (104, 2517474), (156, 1678316), (208, 1258737), (312, 839158), (624, 419579)]