138976144

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1297}}^1$

素因数の和:1523

約数の個数: 40

約数和(自身を含む): 278286008

約数和(自身を除く): 139309864

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 181, 296, 362, 592, 724, 1297, 1448, 2594, 2896, 5188, 6697, 10376, 13394, 20752, 26788, 47989, 53576, 95978, 107152, 191956, 234757, 383912, 469514, 767824, 939028, 1878056, 3756112, 8686009, 17372018, 34744036, 69488072, 138976144]

約数ペア:

[(1, 138976144), (2, 69488072), (4, 34744036), (8, 17372018), (16, 8686009), (37, 3756112), (74, 1878056), (148, 939028), (181, 767824), (296, 469514), (362, 383912), (592, 234757), (724, 191956), (1297, 107152), (1448, 95978), (2594, 53576), (2896, 47989), (5188, 26788), (6697, 20752), (10376, 13394)]