138601556

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:864

約数の個数: 48

約数和(自身を含む): 264042240

約数和(自身を除く): 125440684

約数列:

[1, 2, 4, 29, 37, 43, 58, 74, 86, 116, 148, 172, 751, 1073, 1247, 1502, 1591, 2146, 2494, 3004, 3182, 4292, 4988, 6364, 21779, 27787, 32293, 43558, 46139, 55574, 64586, 87116, 92278, 111148, 129172, 184556, 805823, 936497, 1194841, 1611646, 1872994, 2389682, 3223292, 3745988, 4779364, 34650389, 69300778, 138601556]

約数ペア:

[(1, 138601556), (2, 69300778), (4, 34650389), (29, 4779364), (37, 3745988), (43, 3223292), (58, 2389682), (74, 1872994), (86, 1611646), (116, 1194841), (148, 936497), (172, 805823), (751, 184556), (1073, 129172), (1247, 111148), (1502, 92278), (1591, 87116), (2146, 64586), (2494, 55574), (3004, 46139), (3182, 43558), (4292, 32293), (4988, 27787), (6364, 21779)]