1313216

素因数分解:

$2^6\times {\mathrm{17}}^2\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 42

約数和(自身を含む): 2807208

約数和(自身を除く): 1493992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 71, 136, 142, 272, 284, 289, 544, 568, 578, 1088, 1136, 1156, 1207, 2272, 2312, 2414, 4544, 4624, 4828, 9248, 9656, 18496, 19312, 20519, 38624, 41038, 77248, 82076, 164152, 328304, 656608, 1313216]

約数ペア:

[(1, 1313216), (2, 656608), (4, 328304), (8, 164152), (16, 82076), (17, 77248), (32, 41038), (34, 38624), (64, 20519), (68, 19312), (71, 18496), (136, 9656), (142, 9248), (272, 4828), (284, 4624), (289, 4544), (544, 2414), (568, 2312), (578, 2272), (1088, 1207), (1136, 1156)]