138913664

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{63839}}^1$

素因数の和:63870

約数の個数: 32

約数和(自身を含む): 293025600

約数和(自身を除く): 154111936

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 63839, 127678, 255356, 510712, 1021424, 1085263, 2042848, 2170526, 4085696, 4341052, 8171392, 8682104, 17364208, 34728416, 69456832, 138913664]

約数ペア:

[(1, 138913664), (2, 69456832), (4, 34728416), (8, 17364208), (16, 8682104), (17, 8171392), (32, 4341052), (34, 4085696), (64, 2170526), (68, 2042848), (128, 1085263), (136, 1021424), (272, 510712), (544, 255356), (1088, 127678), (2176, 63839)]