123152128

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{433}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 271451376

約数和(自身を除く): 148299248

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 176, 202, 256, 352, 404, 433, 704, 808, 866, 1111, 1408, 1616, 1732, 2222, 2816, 3232, 3464, 4444, 4763, 6464, 6928, 8888, 9526, 12928, 13856, 17776, 19052, 25856, 27712, 35552, 38104, 43733, 55424, 71104, 76208, 87466, 110848, 142208, 152416, 174932, 284416, 304832, 349864, 481063, 609664, 699728, 962126, 1219328, 1399456, 1924252, 2798912, 3848504, 5597824, 7697008, 11195648, 15394016, 30788032, 61576064, 123152128]

約数ペア:

[(1, 123152128), (2, 61576064), (4, 30788032), (8, 15394016), (11, 11195648), (16, 7697008), (22, 5597824), (32, 3848504), (44, 2798912), (64, 1924252), (88, 1399456), (101, 1219328), (128, 962126), (176, 699728), (202, 609664), (256, 481063), (352, 349864), (404, 304832), (433, 284416), (704, 174932), (808, 152416), (866, 142208), (1111, 110848), (1408, 87466), (1616, 76208), (1732, 71104), (2222, 55424), (2816, 43733), (3232, 38104), (3464, 35552), (4444, 27712), (4763, 25856), (6464, 19052), (6928, 17776), (8888, 13856), (9526, 12928)]