163948305

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4463}}^1$

素因数の和:4581

約数の個数: 32

約数和(自身を含む): 274268160

約数和(自身を除く): 110319855

約数列:

[1, 3, 5, 15, 31, 79, 93, 155, 237, 395, 465, 1185, 2449, 4463, 7347, 12245, 13389, 22315, 36735, 66945, 138353, 352577, 415059, 691765, 1057731, 1762885, 2075295, 5288655, 10929887, 32789661, 54649435, 163948305]

約数ペア:

[(1, 163948305), (3, 54649435), (5, 32789661), (15, 10929887), (31, 5288655), (79, 2075295), (93, 1762885), (155, 1057731), (237, 691765), (395, 415059), (465, 352577), (1185, 138353), (2449, 66945), (4463, 36735), (7347, 22315), (12245, 13389)]