155402456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{7919}}^1$

素因数の和:8159

約数の個数: 32

約数和(自身を含む): 319334400

約数和(自身を除く): 163931944

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 892, 1784, 2453, 4906, 7919, 9812, 15838, 19624, 31676, 63352, 87109, 174218, 348436, 696872, 1765937, 3531874, 7063748, 14127496, 19425307, 38850614, 77701228, 155402456]

約数ペア:

[(1, 155402456), (2, 77701228), (4, 38850614), (8, 19425307), (11, 14127496), (22, 7063748), (44, 3531874), (88, 1765937), (223, 696872), (446, 348436), (892, 174218), (1784, 87109), (2453, 63352), (4906, 31676), (7919, 19624), (9812, 15838)]