90141412

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{77977}}^1$

素因数の和:78015

約数の個数: 18

約数和(自身を含む): 167574722

約数和(自身を除く): 77433310

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 77977, 155954, 311908, 1325609, 2651218, 5302436, 22535353, 45070706, 90141412]

約数ペア:

[(1, 90141412), (2, 45070706), (4, 22535353), (17, 5302436), (34, 2651218), (68, 1325609), (289, 311908), (578, 155954), (1156, 77977)]