261796128

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{247913}}^1$

素因数の和:247937

約数の個数: 48

約数和(自身を含む): 749691936

約数和(自身を除く): 487895808

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 66, 88, 96, 132, 176, 264, 352, 528, 1056, 247913, 495826, 743739, 991652, 1487478, 1983304, 2727043, 2974956, 3966608, 5454086, 5949912, 7933216, 8181129, 10908172, 11899824, 16362258, 21816344, 23799648, 32724516, 43632688, 65449032, 87265376, 130898064, 261796128]

約数ペア:

[(1, 261796128), (2, 130898064), (3, 87265376), (4, 65449032), (6, 43632688), (8, 32724516), (11, 23799648), (12, 21816344), (16, 16362258), (22, 11899824), (24, 10908172), (32, 8181129), (33, 7933216), (44, 5949912), (48, 5454086), (66, 3966608), (88, 2974956), (96, 2727043), (132, 1983304), (176, 1487478), (264, 991652), (352, 743739), (528, 495826), (1056, 247913)]