155373878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 280253952

約数和(自身を除く): 124880074

約数列:

[1, 2, 11, 22, 23, 37, 43, 46, 74, 86, 193, 253, 386, 407, 473, 506, 814, 851, 946, 989, 1591, 1702, 1978, 2123, 3182, 4246, 4439, 7141, 8299, 8878, 9361, 10879, 14282, 16598, 17501, 18722, 21758, 35002, 36593, 48829, 73186, 78551, 91289, 97658, 157102, 164243, 182578, 190877, 307063, 328486, 381754, 402523, 614126, 805046, 1806673, 2099647, 3377693, 3613346, 4199294, 6755386, 7062449, 14124898, 77686939, 155373878]

約数ペア:

[(1, 155373878), (2, 77686939), (11, 14124898), (22, 7062449), (23, 6755386), (37, 4199294), (43, 3613346), (46, 3377693), (74, 2099647), (86, 1806673), (193, 805046), (253, 614126), (386, 402523), (407, 381754), (473, 328486), (506, 307063), (814, 190877), (851, 182578), (946, 164243), (989, 157102), (1591, 97658), (1702, 91289), (1978, 78551), (2123, 73186), (3182, 48829), (4246, 36593), (4439, 35002), (7141, 21758), (8299, 18722), (8878, 17501), (9361, 16598), (10879, 14282)]