213535528

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{739}}^1\times {\mathrm{1901}}^1$

素因数の和:2665

約数の個数: 32

約数和(自身を含む): 422244000

約数和(自身を除く): 208708472

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 739, 1478, 1901, 2956, 3802, 5912, 7604, 14041, 15208, 28082, 36119, 56164, 72238, 112328, 144476, 288952, 1404839, 2809678, 5619356, 11238712, 26691941, 53383882, 106767764, 213535528]

約数ペア:

[(1, 213535528), (2, 106767764), (4, 53383882), (8, 26691941), (19, 11238712), (38, 5619356), (76, 2809678), (152, 1404839), (739, 288952), (1478, 144476), (1901, 112328), (2956, 72238), (3802, 56164), (5912, 36119), (7604, 28082), (14041, 15208)]