221577728

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{25457}}^1$

素因数の和:25492

約数の個数: 40

約数和(自身を含む): 468783612

約数和(自身を除く): 247205884

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 512, 544, 1088, 2176, 4352, 8704, 25457, 50914, 101828, 203656, 407312, 432769, 814624, 865538, 1629248, 1731076, 3258496, 3462152, 6516992, 6924304, 13033984, 13848608, 27697216, 55394432, 110788864, 221577728]

約数ペア:

[(1, 221577728), (2, 110788864), (4, 55394432), (8, 27697216), (16, 13848608), (17, 13033984), (32, 6924304), (34, 6516992), (64, 3462152), (68, 3258496), (128, 1731076), (136, 1629248), (256, 865538), (272, 814624), (512, 432769), (544, 407312), (1088, 203656), (2176, 101828), (4352, 50914), (8704, 25457)]