991121296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{1907}}^1\times {\mathrm{2953}}^1$

素因数の和:4879

約数の個数: 40

約数和(自身を含む): 2096678304

約数和(自身を除く): 1105557008

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 1907, 2953, 3814, 5906, 7628, 11812, 15256, 20977, 23624, 30512, 32483, 41954, 47248, 64966, 83908, 129932, 167816, 259864, 335632, 519728, 5631371, 11262742, 22525484, 45050968, 61945081, 90101936, 123890162, 247780324, 495560648, 991121296]

約数ペア:

[(1, 991121296), (2, 495560648), (4, 247780324), (8, 123890162), (11, 90101936), (16, 61945081), (22, 45050968), (44, 22525484), (88, 11262742), (176, 5631371), (1907, 519728), (2953, 335632), (3814, 259864), (5906, 167816), (7628, 129932), (11812, 83908), (15256, 64966), (20977, 47248), (23624, 41954), (30512, 32483)]