128729984

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{59159}}^1$

素因数の和:59190

約数の個数: 32

約数和(自身を含む): 271544400

約数和(自身を除く): 142814416

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 59159, 118318, 236636, 473272, 946544, 1005703, 1893088, 2011406, 3786176, 4022812, 7572352, 8045624, 16091248, 32182496, 64364992, 128729984]

約数ペア:

[(1, 128729984), (2, 64364992), (4, 32182496), (8, 16091248), (16, 8045624), (17, 7572352), (32, 4022812), (34, 3786176), (64, 2011406), (68, 1893088), (128, 1005703), (136, 946544), (272, 473272), (544, 236636), (1088, 118318), (2176, 59159)]