129771512

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 270950400

約数和(自身を除く): 141178888

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 139, 188, 191, 278, 376, 382, 556, 611, 764, 1112, 1222, 1528, 1807, 2444, 2483, 3614, 4888, 4966, 6533, 7228, 8977, 9932, 13066, 14456, 17954, 19864, 26132, 26549, 35908, 52264, 53098, 71816, 84929, 106196, 116701, 169858, 212392, 233402, 339716, 345137, 466804, 679432, 690274, 933608, 1247803, 1380548, 2495606, 2761096, 4991212, 9982424, 16221439, 32442878, 64885756, 129771512]

約数ペア:

[(1, 129771512), (2, 64885756), (4, 32442878), (8, 16221439), (13, 9982424), (26, 4991212), (47, 2761096), (52, 2495606), (94, 1380548), (104, 1247803), (139, 933608), (188, 690274), (191, 679432), (278, 466804), (376, 345137), (382, 339716), (556, 233402), (611, 212392), (764, 169858), (1112, 116701), (1222, 106196), (1528, 84929), (1807, 71816), (2444, 53098), (2483, 52264), (3614, 35908), (4888, 26549), (4966, 26132), (6533, 19864), (7228, 17954), (8977, 14456), (9932, 13066)]