163967128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{42611}}^1$

素因数の和:42667

約数の個数: 32

約数和(自身を含む): 340043760

約数和(自身を除く): 176076632

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 296, 481, 962, 1924, 3848, 42611, 85222, 170444, 340888, 553943, 1107886, 1576607, 2215772, 3153214, 4431544, 6306428, 12612856, 20495891, 40991782, 81983564, 163967128]

約数ペア:

[(1, 163967128), (2, 81983564), (4, 40991782), (8, 20495891), (13, 12612856), (26, 6306428), (37, 4431544), (52, 3153214), (74, 2215772), (104, 1576607), (148, 1107886), (296, 553943), (481, 340888), (962, 170444), (1924, 85222), (3848, 42611)]